Cita APA

Place, F. P. 1. (1930). Illustrations and proofs of the principle of population. London: George Allen & Unwin Ltd..

Citación estilo Chicago

Place, Francis P697i 1771-1854. Illustrations and Proofs of the Principle of Population. London: George Allen & Unwin Ltd., 1930.

Cita MLA

Place, Francis P697i 1771-1854. Illustrations and Proofs of the Principle of Population. London: George Allen & Unwin Ltd., 1930.