"July 1989."Distributed to depository libraries in microfiche.Cover title.Includes bibliographical references (p. 58-68).Mode of access: Internet
"November, 1983."Distributed to depository libraries in microfiche.Bibliography: p. 5.Mode of access...
Bibliography: p. 21-23."May 1986."Distributed to depository libraries in microfiche.Caption title.Mo...
"October 1985."Distributed to depository libraries in microfiche.Bibliography: p. 85-86.Mode of acce...
"June 1991."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...
Cover title."September 1990."Includes bibliographical references (p. 48-49).Mode of access: Internet
"April 1989."Distributed to depository libraries in microfiche.Includes bibliographical references (...
"November 1990."Distributed to depository libraries in microfiche.Caption title.Includes bibliograph...
"November 1991."Shipping list no.: 91-821-P.Includes bibliographical references (p. 18).Mode of acce...
Distributed to depository libraries in microfiche.Includes bibliographies.Mode of access: Internet
Cover title."December 1984"--T.p. verso."CANUSA, Canada/United States Spruce Budworms Program"--T.p....
"September 1985."Distributed to depository libraries in microfiche.Bibliography: p. 8.Mode of access...
"November 1982.""CANUSA."--Cover.Includes bibliographical references.Mode of access: Internet
Issued Oct. 1979.Canada United States spruce budworms program.Bibliography: p. 18.Mode of access: In...
"March 1990."Distributed to depository libraries in microfiche.Cover title.Includes bibliographical ...
"June 1986."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 5.Mode ...
"November, 1983."Distributed to depository libraries in microfiche.Bibliography: p. 5.Mode of access...
Bibliography: p. 21-23."May 1986."Distributed to depository libraries in microfiche.Caption title.Mo...
"October 1985."Distributed to depository libraries in microfiche.Bibliography: p. 85-86.Mode of acce...
"June 1991."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...
Cover title."September 1990."Includes bibliographical references (p. 48-49).Mode of access: Internet
"April 1989."Distributed to depository libraries in microfiche.Includes bibliographical references (...
"November 1990."Distributed to depository libraries in microfiche.Caption title.Includes bibliograph...
"November 1991."Shipping list no.: 91-821-P.Includes bibliographical references (p. 18).Mode of acce...
Distributed to depository libraries in microfiche.Includes bibliographies.Mode of access: Internet
Cover title."December 1984"--T.p. verso."CANUSA, Canada/United States Spruce Budworms Program"--T.p....
"September 1985."Distributed to depository libraries in microfiche.Bibliography: p. 8.Mode of access...
"November 1982.""CANUSA."--Cover.Includes bibliographical references.Mode of access: Internet
Issued Oct. 1979.Canada United States spruce budworms program.Bibliography: p. 18.Mode of access: In...
"March 1990."Distributed to depository libraries in microfiche.Cover title.Includes bibliographical ...
"June 1986."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 5.Mode ...
"November, 1983."Distributed to depository libraries in microfiche.Bibliography: p. 5.Mode of access...
Bibliography: p. 21-23."May 1986."Distributed to depository libraries in microfiche.Caption title.Mo...
"October 1985."Distributed to depository libraries in microfiche.Bibliography: p. 85-86.Mode of acce...