Cita APA (7a ed.)

Purves, R., & Jones, C. (2019). Proceedings of the 13th Workshop on Geographic Information Retrieval. Association for Computing Machinery.

Cita Chicago Style (17a ed.)

Purves, Ross, y Chris Jones. Proceedings of the 13th Workshop on Geographic Information Retrieval. New York: Association for Computing Machinery, 2019.

Cita MLA (9a ed.)

Purves, Ross, y Chris Jones. Proceedings of the 13th Workshop on Geographic Information Retrieval. Association for Computing Machinery, 2019.