Petersen, William. Population. - 2. ed. - [New York] Macmillan [1969] - xv, 735 p. illus. 920601 Includes bibliographical references. LCCN: 69010542 Subjects--Topical Terms: Population LC Class. No.: HB851 / .P46 1969 Dewey Class. No.: 301.3/2