APA (7th ed.) Citation

Vinik, A., Silvey, L., & Hughes, B. (1979). Mathematics and humor. National Council of Teachers of Mathematics.

Chicago Style (17th ed.) Citation

Vinik, Aggie, Linda Silvey, and Barnabas Hughes. Mathematics and Humor. Reston, Va.: National Council of Teachers of Mathematics, 1979.

MLA (9th ed.) Citation

Vinik, Aggie, et al. Mathematics and Humor. National Council of Teachers of Mathematics, 1979.