APA (7th ed.) Citation

School Mathematics Study Group & Clark, R. J. (1964). Non-metric geometry. Leland Junior Univesity.

Chicago Style (17th ed.) Citation

School Mathematics Study Group and Ronald J. Clark. Non-metric Geometry. Stanford, CA: Leland Junior Univesity, 1964.

MLA (9th ed.) Citation

School Mathematics Study Group and Ronald J. Clark. Non-metric Geometry. Leland Junior Univesity, 1964.