Cita APA (7a ed.)

Levy, H. M., & Levy, H. M. C. (1991). Proceedings of the thirteenth ACM Symposium on Operating Systems Principles. ACM.

Cita Chicago Style (17a ed.)

Levy, Henry M., y Henry M Contributor Levy. Proceedings of the Thirteenth ACM Symposium on Operating Systems Principles. [Place of publication not identified]: ACM, 1991.

Cita MLA (9a ed.)

Levy, Henry M., y Henry M Contributor Levy. Proceedings of the Thirteenth ACM Symposium on Operating Systems Principles. ACM, 1991.