APA (7th ed.) Citation

Clark, D. W., & Green, C. C. (1977). An Empirical Study of List Structure in Lisp. Communications of the ACM, 20(2), 78. https://doi.org/10.1145/359423.359427

Chicago Style (17th ed.) Citation

Clark, Douglas W., and C. Cordell Green. "An Empirical Study of List Structure in Lisp." Communications of the ACM 20, no. 2 (1977): 78. https://doi.org/10.1145/359423.359427.

MLA (9th ed.) Citation

Clark, Douglas W., and C. Cordell Green. "An Empirical Study of List Structure in Lisp." Communications of the ACM, vol. 20, no. 2, 1977, p. 78, https://doi.org/10.1145/359423.359427.