1976 BRITANNICA YEARBOOK OF SCIENCE AND THE FUTURE.

By Calhoun, David R (Associate Editor).

The New Encyclopaedia Britannica MACROPAEDIA Knowledge in Depth Volume 19: Utilitarianism-Zwingli

By Encyclopaedia Britannica

1977 yearbook of science and the future

By editor

Britannica atlas

Britannica Book of the Year 1977

By Lustig, Lawrence K.

Encyclopaedia Britannica

By Anon

Britannica Year Book of Science and the Future 1978

By Calhoun, David

Britannica Book of the Year 1978

By Ertel, James

Britannica Year Book of Science and the Future 1979

By Calhoun, D.

Encyclopaedia Britannica

By Encyclopaedia Britannica Inc.

Britannica Book of the Year 1979

By Ertel, James

Britannica Year Book of Science and the Future 1980

By Calhoun, David

Britannica Book of the Year 1980

By Ertel, James

Britannica Book of the Year 1981

By Ertel, James

Britannica Book of the Year 1982

By Ertel, James

Britannica Year Book of Science and the Future 1983

By Calhoun, David, David. (Editor).

1983 Britannica Book of the Year Edition: Reprint

By Daphne Daume (Editor), Britannica

Yearbook of Science and the Future, 1984

By No Author.

Encyclopaedia Britannica

Britannica Book of the Year 1984

By Felknor, Bruce

1985 YEARBOOK OF SCIENCE AND FUTURE.

By Calhoun, David.

Encyclopaedia Britannica

Britannica Book of the Year 1985

By Britannica

Britannica Year Book of Science and the Future 1986

By Calhoun, David

Encyclopaedia Britannica

Britannica Book of the Year 1986

By Encyclopaedia Britannica

Britannica Year Book of Science and the Future 1987

By Calhoun, David, David.(Editor).

Encyclopaedia Britannica

By Goetz, Philip W, Philip W Goetz

Britannica Book of the Year 1987

Britannica Year Book of Science and the Future

By Calhoun, David. (Editor).