Gourou, Pierre. The Tropical world : its social and economic conditions and its future status / Pierre Gourou ; translated by E.D. Laborde. - 3rd ed. - London : Longmans, 1961. - 159 p. : ills. ; 22 cm. Includes index. 323 323 Subjects--Topical Terms: Economical situation. Dewey Class. No.: 910.913 / G744t