Silva, M. e. (1972). 1973 Britannica yearbooks of science and the future. Encyclopaedia Britannica.
シカゴスタイル引用形Silva, Michel ed. 1973 Britannica Yearbooks of Science and the Future. Chicago: Encyclopaedia Britannica, 1972.
MLA引用形式Silva, Michel ed. 1973 Britannica Yearbooks of Science and the Future. Encyclopaedia Britannica, 1972.
警告: この引用は必ずしも正確ではありません.