Cita APA (7a ed.)

Shoham, Y., Chen, Y. C., & Shoham, Y. C. (2011). EC'11: Proceedings of the 12th ACM Conference on Electronic Commerce, June 5-9, 2011, San Jose, CA, USA. ACM.

Cita Chicago Style (17a ed.)

Shoham, Yoav, Yan Contributor Chen, y Yoav Contributor Shoham. EC'11: Proceedings of the 12th ACM Conference on Electronic Commerce, June 5-9, 2011, San Jose, CA, USA. [Place of publication not identified]: ACM, 2011.

Cita MLA (9a ed.)

Shoham, Yoav, et al. EC'11: Proceedings of the 12th ACM Conference on Electronic Commerce, June 5-9, 2011, San Jose, CA, USA. ACM, 2011.