APA (7th ed.) Citation

Troelstra, A. S., & Dalen, D. v. (1988). Constructivism in mathematics: An introduction. North-Holland.

Chicago Style (17th ed.) Citation

Troelstra, A. S., and D. van Dalen. Constructivism in Mathematics: An Introduction. Amsterdam: North-Holland, 1988.

MLA (9th ed.) Citation

Troelstra, A. S., and D. van Dalen. Constructivism in Mathematics: An Introduction. North-Holland, 1988.

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