Detwyler, Thomas R. 1938- Urbanization and environment : the physical geography of the city / Thomas R. Detwyler and Melvin G. Marcus - Belmont, Calif. : Duxbury Press, 1972 - viii, 287 p. : ill. ; 24 cm. Includes index ISBN: 0878720340 : Rs. 84.00 Subjects--Topical Terms: Cities and towns Dewey Class. No.: 309.26