"October 1986."Distributed to depository libraries in microfiche.Cover title.Bibliography: p. 12-13.Mode of access: Internet
"September 1993."Chiefly tables.Cover title.Includes bibliographical references (p. 3-4).Mode of acc...
"April, 1983."Distributed to depository libraries in microfiche.Cover title.Mode of access: Internet
"December 1981"--P. [2] of cover.Cover title.Bibliography: p. 16.Mode of access: Internet
"April 1993."Chiefly tables.Cover title.Includes bibliographical references (p. 4).Mode of access: I...
"November, 1984."Distributed to depository libraries in microfiche.Bibliography: p. 37.Mode of acces...
"November 1981."Distributed to depository libraries in microfiche.Mode of access: Internet
"December 1986"--P. [2] of cover.Distributed to depository libraries in microfiche.Cover title.Inclu...
"September 1981"--P. [2] of cover.Cover title.Bibliography: p. 38.Mode of access: Internet
"March 1985"--T.p. verso.Distributed to depository libraries in microfiche.Bibliography: p. 32.Mode ...
"September 1984."Distributed to depository libraries in microfiche.Bibliography: p. 15-17.Mode of ac...
"April 1993."Chiefly tables.Cover title.Includes bibliographical references (p. 4).Mode of access: I...
"June 1988"--T.p. verso.Distributed to depository libraries in microfiche.Cover title.Includes bibli...
"September 1986."Distributed to depository libraries in microfiche.Cover title.Includes bibliographi...
Chiefly tables."December 1986."Distributed to depository libraries in microfiche.Bibliography: p. 7....
"April 1988"--P. [2] of cover.Distributed to depository libraries in microfiche.Cover title.Includes...
"September 1993."Chiefly tables.Cover title.Includes bibliographical references (p. 3-4).Mode of acc...
"April, 1983."Distributed to depository libraries in microfiche.Cover title.Mode of access: Internet
"December 1981"--P. [2] of cover.Cover title.Bibliography: p. 16.Mode of access: Internet
"April 1993."Chiefly tables.Cover title.Includes bibliographical references (p. 4).Mode of access: I...
"November, 1984."Distributed to depository libraries in microfiche.Bibliography: p. 37.Mode of acces...
"November 1981."Distributed to depository libraries in microfiche.Mode of access: Internet
"December 1986"--P. [2] of cover.Distributed to depository libraries in microfiche.Cover title.Inclu...
"September 1981"--P. [2] of cover.Cover title.Bibliography: p. 38.Mode of access: Internet
"March 1985"--T.p. verso.Distributed to depository libraries in microfiche.Bibliography: p. 32.Mode ...
"September 1984."Distributed to depository libraries in microfiche.Bibliography: p. 15-17.Mode of ac...
"April 1993."Chiefly tables.Cover title.Includes bibliographical references (p. 4).Mode of access: I...
"June 1988"--T.p. verso.Distributed to depository libraries in microfiche.Cover title.Includes bibli...
"September 1986."Distributed to depository libraries in microfiche.Cover title.Includes bibliographi...
Chiefly tables."December 1986."Distributed to depository libraries in microfiche.Bibliography: p. 7....
"April 1988"--P. [2] of cover.Distributed to depository libraries in microfiche.Cover title.Includes...
"September 1993."Chiefly tables.Cover title.Includes bibliographical references (p. 3-4).Mode of acc...
"April, 1983."Distributed to depository libraries in microfiche.Cover title.Mode of access: Internet
"December 1981"--P. [2] of cover.Cover title.Bibliography: p. 16.Mode of access: Internet