APA (7th ed.) Citation

Heyting, A. (1980). Axiomatic projective geometry (2d ed.). P. Noordhoff.

Chicago Style (17th ed.) Citation

Heyting, A. Axiomatic Projective Geometry. 2d ed. Groningen: P. Noordhoff, 1980.

MLA (9th ed.) Citation

Heyting, A. Axiomatic Projective Geometry. 2d ed. P. Noordhoff, 1980.