APA (7th ed.) Citation

Winger, R. M. (1923). An introduction to projective geometry. D.C. Heath & co..

Chicago Style (17th ed.) Citation

Winger, Roy Martin. An Introduction to Projective Geometry. Boston, New York [etc.]: D.C. Heath & co., 1923.

MLA (9th ed.) Citation

Winger, Roy Martin. An Introduction to Projective Geometry. D.C. Heath & co., 1923.

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