Gist, Noel P. Urban society / Noel P. Gist and L. A. Halbert. - 3rd ed. - New York : Crowell Co., c 1949. - xiv, 570 p. : ill. ; 21 cm. - Unesco. Technology and society series. . Includes index. 345 345 Subjects--Topical Terms: Social psychology--Urbanization. Dewey Class. No.: 301.36 / G447u