"June 1986."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 5.Mode of access: Internet
Distributed to depository libraries in microfiche."October 1984."Caption title.Bibliography: p. 8.Mo...
"Issued November 1982"--P. 4 of cover.Cover title.Bibliography: p. 22-25.Mode of access: Internet
"June 1991."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...
"November 1982.""November 1982."Distributed to depository libraries in microfiche.Caption title.Bibl...
"May 1985."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 3-[4].Mo...
"June 1983."Caption title."CANUSA, Canada/United States spruce budworm program."Distributed to depos...
"June 1986."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 9.Mode ...
"December 1985."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 15-...
"June 1979."Caption title.Includes bibliographical references.Mode of access: Internet
"April 1986."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 7-8.Mo...
"April, 1983."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 5.Mod...
"October 1985."Distributed to depository libraries in microfiche.Bibliography: p. 85-86.Mode of acce...
"March 1989."Caption title.Includes bibliographical references (p. 8).Mode of access: Internet
"November 1990."Distributed to depository libraries in microfiche.Caption title.Includes bibliograph...
Distributed to depository libraries in microfiche."May 1990."Caption title.Includes bibliographical ...
Distributed to depository libraries in microfiche."October 1984."Caption title.Bibliography: p. 8.Mo...
"Issued November 1982"--P. 4 of cover.Cover title.Bibliography: p. 22-25.Mode of access: Internet
"June 1991."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...
"November 1982.""November 1982."Distributed to depository libraries in microfiche.Caption title.Bibl...
"May 1985."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 3-[4].Mo...
"June 1983."Caption title."CANUSA, Canada/United States spruce budworm program."Distributed to depos...
"June 1986."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 9.Mode ...
"December 1985."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 15-...
"June 1979."Caption title.Includes bibliographical references.Mode of access: Internet
"April 1986."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 7-8.Mo...
"April, 1983."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 5.Mod...
"October 1985."Distributed to depository libraries in microfiche.Bibliography: p. 85-86.Mode of acce...
"March 1989."Caption title.Includes bibliographical references (p. 8).Mode of access: Internet
"November 1990."Distributed to depository libraries in microfiche.Caption title.Includes bibliograph...
Distributed to depository libraries in microfiche."May 1990."Caption title.Includes bibliographical ...
Distributed to depository libraries in microfiche."October 1984."Caption title.Bibliography: p. 8.Mo...
"Issued November 1982"--P. 4 of cover.Cover title.Bibliography: p. 22-25.Mode of access: Internet
"June 1991."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...