APA (7th ed.) Citation

O'Hearn, P. W., Yang, H., & Reynolds, J. C. (2009). Separation and Information Hiding. ACM Transactions on Programming Languages & Systems, 31(3), 93. https://doi.org/10.1145/1498926.1498929

Chicago Style (17th ed.) Citation

O'Hearn, Peter W., Hongseok Yang, and John C. Reynolds. "Separation and Information Hiding." ACM Transactions on Programming Languages & Systems 31, no. 3 (2009): 93. https://doi.org/10.1145/1498926.1498929.

MLA (9th ed.) Citation

O'Hearn, Peter W., et al. "Separation and Information Hiding." ACM Transactions on Programming Languages & Systems, vol. 31, no. 3, 2009, p. 93, https://doi.org/10.1145/1498926.1498929.