Detwyler, Thomas R. 1938- Urbanization and environment : the physical geography of the city / [by] Thomas R. Detwyler and Melvin G. Marcus, and contributors. Line drawings by Peter Van Dusen. - Belmont, Calif. : Duxbury Press, [1972] - viii, 287 p. : illus. ; 24 cm. Includes bibliographies. Subjects--Topical Terms: Cities and towns. Dewey Class. No.: 309.1/173/2