Sauvy, Alfred, 1898-1990. Fertility and survival; : population problems from Malthus to Mao Tse-tung. [electronic resource] . — New York, : Collier Books, [1963]. — 287 p. : illus. 18 cm. Translation of De Malthus a Mao Tsé-Toung. Includes bibliography. LCCN: 63001915 Subjects--Topical Terms: Population.Población mundial. LC Class. No.: HB881 / .S283 1963 Dewey Class. No.: 301.32 / S262f