Robinson, A. H., & Sale, R. D. (1969). Elements of cartography (3.ed.,5.print.). Wiley.
Chicago Style (17th ed.) CitationRobinson, Arthur Howard, and Randall D. Sale. Elements of Cartography. 3.ed.,5.print. New York: Wiley, 1969.
MLA (9th ed.) CitationRobinson, Arthur Howard, and Randall D. Sale. Elements of Cartography. 3.ed.,5.print. Wiley, 1969.
Warning: These citations may not always be 100% accurate.