Robbins, L. (1952). An essay on the nature & significance of eco. sc (2nd rev.). Macmillan.
Chicagoスタイル(17版)引用形式Robbins, Liohel. An Essay on the Nature & Significance of Eco. Sc. 2nd rev. London: Macmillan, 1952.
MLA(9版)引用形式Robbins, Liohel. An Essay on the Nature & Significance of Eco. Sc. 2nd rev. Macmillan, 1952.
警告: この引用は必ずしも正確ではありません.