Cita APA

General Assembly, (. :. 1. :. B. (1951). Proceedings and reports of the second session of the General Assembly. Brussels: IUCN.

Citación estilo Chicago

General Assembly, (2a. : 1950 : Brussels). Proceedings and Reports of the Second Session of the General Assembly. Brussels: IUCN, 1951.

Cita MLA

General Assembly, (2a. : 1950 : Brussels). Proceedings and Reports of the Second Session of the General Assembly. Brussels: IUCN, 1951.