A comprehensive coverage of the important events of the year 1973 as compiled by the staff of the McGraw-Hill encyclopedia of science and techonology
McGRAW HILL YEARBOOK OF SCIENCE AND TECHNOLOGY 1973
A comprehensive coverage of the important events of the year 1973 as compiled by the staff of the McGraw-Hill encyclopedia of science and techonology - New York McGraw Hill 1974 - 465 p.
A comprehensive coverage of the important events of the year 1973 as compiled by the staff of the McGraw-Hill encyclopedia of science and techonology - New York McGraw Hill 1974 - 465 p.