APA (7th ed.) Citation

Harel, D. (1980). On Folk Theorems. Communications of the ACM, 23(7), 379. https://doi.org/10.1145/358886.358892

Chicago Style (17th ed.) Citation

Harel, David. "On Folk Theorems." Communications of the ACM 23, no. 7 (1980): 379. https://doi.org/10.1145/358886.358892.

MLA (9th ed.) Citation

Harel, David. "On Folk Theorems." Communications of the ACM, vol. 23, no. 7, 1980, p. 379, https://doi.org/10.1145/358886.358892.

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