APA (7th ed.) Citation

Skelly, P. G., Borko, H., Horowitz, E., Gordon, B., & Benson, J. S. (1971). ACM Forum. Communications of the ACM, 14(3), 196.

Chicago Style (17th ed.) Citation

Skelly, Patrick G., Harold Borko, Ellis Horowitz, Barry Gordon, and John S. Benson. "ACM Forum." Communications of the ACM 14, no. 3 (1971): 196.

MLA (9th ed.) Citation

Skelly, Patrick G., et al. "ACM Forum." Communications of the ACM, vol. 14, no. 3, 1971, p. 196.