(1970). Britannica yearbook of science and the future.
Chicago Edition CitationBritannica Yearbook of Science and the Future. 1970.
MLA引文Britannica Yearbook of Science and the Future. 1970.
警告：這些引文格式不一定是100％准確.
APA引文
(1970). Britannica yearbook of science and the future.
Chicago Edition CitationBritannica Yearbook of Science and the Future. 1970.
MLA引文Britannica Yearbook of Science and the Future. 1970.