Conkling, Edgar C. Man's economic environment / Edgar C. Conkling & Maurice H. Yeates - New York : McGraw-Hill , 1976 - xi, 308p. : ill. ; 25 cm. - McGraw-Hill series in geography . Includes index. Bibliography: p. 287-294. ISBN: 0070124086 Subjects--Topical Terms: Economic geographyLand useIndustrial location Dewey Class. No.: 330.9 / CON