APA (7th ed.) Citation

Heyting, A. (1956). Intuitionism: An introduction. North-Holland.

Chicago Style (17th ed.) Citation

Heyting, A. Intuitionism: An Introduction. Amsterdam: North-Holland, 1956.

MLA (9th ed.) Citation

Heyting, A. Intuitionism: An Introduction. North-Holland, 1956.