Gaya APA

Levy, L, S. (1970). Geometry : modern mathematics via the euclidean plane. (1970). : Boston : Prindle, Weber & Schmidt, Inc.,.

Gaya MLA

Levy, Lawrence, S.. "Geometry : modern mathematics via the euclidean plane.". 1970 : Boston : Prindle, Weber & Schmidt, Inc.,, 1970. Text.