Population: perspective 1973 / Edited by: Harrison Brown & Alan Sweezy - San Francisco : Freeman ; 1973 - 284 p.: ill.; 24 cm. - 1971, 1972, 1973 . Includes index. ISBN: 0877350813 Subjects--Topical Terms: Population growthFamily planningMigrationPopulation Dewey Class. No.: 312.5 / BRO