Grassland ecosystems of the world : analysis of grasslands and their uses / edited by R. T. Coupland - London : Cambridge University Press, 1979 - xxviii, 401 p. : ill. ; 24 cm. - International Biological Programme ; 18 . Includes index Bibliography: p. 356-387 ISBN: 0521218675 : ? 25.00 Subjects--Topical Terms: Grassland ecologyGrassland farmingGrasslandsGrasses Dewey Class. No.: 574.52