Cita APA (7a ed.)

Judd, R. L., & Judd, R. L. C. (1989). ACM SIGGRAPH 89 panel proceedings. ACM.

Cita Chicago Style (17a ed.)

Judd, Robert L., y Robert L. Contributor Judd. ACM SIGGRAPH 89 Panel Proceedings. [Place of publication not identified]: ACM, 1989.

Cita MLA (9a ed.)

Judd, Robert L., y Robert L. Contributor Judd. ACM SIGGRAPH 89 Panel Proceedings. ACM, 1989.