The river basin : an introduction to the study of hydrology / David Ingle Smith & Peter Stopp. Smith, D. I. (David Ingle) Stopp, Peter, 1943- joint author. Watershed hydrology. GB980 .S63 551.49 SMR Includes bibliographical references and index. Cambridge [Eng.] ; New York : Cambridge University Press, 1978. 1978. 1978 Text viii, 120 p. : eng Cambridge topics in geography series