APA (7th ed.) Citation

Samuelson, P. (1994). Self-plagiarism or fair use? Communications of the ACM, 37, 21. https://doi.org/10.1145/179606.179731

Chicago Style (17th ed.) Citation

Samuelson, Pamela. "Self-plagiarism or Fair Use?" Communications of the ACM 37 (1994): 21. https://doi.org/10.1145/179606.179731.

MLA (9th ed.) Citation

Samuelson, Pamela. "Self-plagiarism or Fair Use?" Communications of the ACM, vol. 37, 1994, p. 21, https://doi.org/10.1145/179606.179731.