Wagner, Philip L. 1921- The human use of the earth / by Philip L. Wagner. - New York : Free Press, c1960. - xv, 270 p. : ill. ; 22 cm. - Free Press paperback . - Free Press paperback . Includes bibliographical references p. (239-261) and index. Subjects--Topical Terms: Human ecology.Human geography. LC Class. No.: HM206 / .W28 Dewey Class. No.: 301.3 / PHI 1960