World population and resources, a report by PEP, September, 1955.

Xehetasun bibliografikoak
Egile nagusia:	Political and Economic Planning (Think tank)
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	London [Distributed by Allen & Unwin] 1955.
Gaiak:	Population. Natural resources.