Cita APA (7a ed.)

Association for Computing Machinery-Digital Library. (2012). Proceedings of the 13th International Conference on Electronic Commerce. ACM.

Cita Chicago Style (17a ed.)

Association for Computing Machinery-Digital Library. Proceedings of the 13th International Conference on Electronic Commerce. [Place of publication not identified]: ACM, 2012.

Cita MLA (9a ed.)

Association for Computing Machinery-Digital Library. Proceedings of the 13th International Conference on Electronic Commerce. ACM, 2012.