APA (7th ed.) Citation

Robinson, G. d. B. (1959). The foundations of geometry (4th edition.). University of Toronto Press.

Chicago Style (17th ed.) Citation

Robinson, Gilbert de Beauregard. The Foundations of Geometry. 4th edition. Toronto: University of Toronto Press, 1959.

MLA (8th ed.) Citation

Robinson, Gilbert de Beauregard. The Foundations of Geometry. 4th edition. University of Toronto Press, 1959.

Warning: These citations may not always be 100% accurate.