APA (7th ed.) Citation

Craswell, N., & Craswell,Nick Contributor. (2009). Proceedings of the 2009 Workshop on Web Search Click Data. Association for Computing Machinery.

Chicago Style (17th ed.) Citation

Craswell, Nick, and Craswell,Nick Contributor. Proceedings of the 2009 Workshop on Web Search Click Data. [Place of publication not identified]: Association for Computing Machinery, 2009.

MLA (9th ed.) Citation

Craswell, Nick, and Craswell,Nick Contributor. Proceedings of the 2009 Workshop on Web Search Click Data. Association for Computing Machinery, 2009.