Sauvy, Alfred General theory of population / Alfred Sauvy, E.A. Wrigley, Christophe Campos - London : Weidenfeld , 1969 - xii, 551p. : ill. ; 28 cm. Includes bibliographical references and index. Subjects--Topical Terms: DemographyPopulationTheory Dewey Class. No.: 312 / SAU 2