Cita APA (7a ed.)

Kraaij, W., Fuhr, N. C., & Clarke, C. L. A. C. (2007). SIGIR '07: 30th annual International ACM SIGIR Conference on Research and Development in Information Retrieval : July 23-27, 2007, Amsterdam, the Netherlands. ACM.

Cita Chicago Style (17a ed.)

Kraaij, Wessel, Norbert Contributor Fuhr, y Charles L. A. Contributor Clarke. SIGIR '07: 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval : July 23-27, 2007, Amsterdam, the Netherlands. [Place of publication not identified]: ACM, 2007.

Cita MLA (9a ed.)

Kraaij, Wessel, et al. SIGIR '07: 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval : July 23-27, 2007, Amsterdam, the Netherlands. ACM, 2007.