APA (7th ed.) Citation

Kahn, K. (1996). Drawings on napkins, video-game animation, and other ways to program computers. Communications of the ACM, 39, 49. https://doi.org/10.1145/232014.232028

Chicago Style (17th ed.) Citation

Kahn, Ken. "Drawings on Napkins, Video-game Animation, and Other Ways to Program Computers." Communications of the ACM 39 (1996): 49. https://doi.org/10.1145/232014.232028.

MLA (9th ed.) Citation

Kahn, Ken. "Drawings on Napkins, Video-game Animation, and Other Ways to Program Computers." Communications of the ACM, vol. 39, 1996, p. 49, https://doi.org/10.1145/232014.232028.