Cita APA (7a ed.)

Belkin, N. J. (1997). SIGIR 97: 20th Annual ACM Conference Research and Development in Information Retrieval. Association for Computing Machinery.

Cita Chicago Style (17a ed.)

Belkin, Nicholas J. SIGIR 97: 20th Annual ACM Conference Research and Development in Information Retrieval. [Place of publication not identified]: Association for Computing Machinery, 1997.

Cita MLA (9a ed.)

Belkin, Nicholas J. SIGIR 97: 20th Annual ACM Conference Research and Development in Information Retrieval. Association for Computing Machinery, 1997.