Robinson, Arthur Howard, 1915- Elements of cartography / Arthur H. Robinson [and] Randall D. Sale. - 3d ed. - New York ; Wiley, c1969. - 415 p. : ill. ; 24 cm. Bibliography: p. 396-403. ISBN: 0471728063 Subjects--Topical Terms: Cartography. Dewey Class. No.: 526.8 / ROE 1969