Consise report on World population situation in 1970 -1975 : and its Long Range Implication / - New York : United Nations , 1971. - 69p. : illus. - Its Population studies, . "United Nations publication. Sales no.: E.71.XIII.4." Includes bibliographical references. Subjects--Topical Terms: Population. Dewey Class. No.: 304.6 / WOR/W