APA (7. basım) Alıntı

Robbins, L. (1952). An essay on the nature & significance of eco. sc (2nd rev.). Macmillan.

Chicago Style (17. basım) Atıf

Robbins, Liohel. An Essay on the Nature & Significance of Eco. Sc. 2nd rev. London: Macmillan, 1952.

MLA (9th ed.) Atıf

Robbins, Liohel. An Essay on the Nature & Significance of Eco. Sc. 2nd rev. Macmillan, 1952.