APA
Sidner C., . (2007). Human Language Technologies 2007: The Conference of the North American Chapter of the Association for Computational Linguistics; Companion Volume, Short Papers. United States: Association for Computational Linguistics.
Chicago
Sidner Candace, . 2007. Human Language Technologies 2007: The Conference of the North American Chapter of the Association for Computational Linguistics; Companion Volume, Short Papers. United States: Association for Computational Linguistics.
Harvard
Sidner C., . (2007). Human Language Technologies 2007: The Conference of the North American Chapter of the Association for Computational Linguistics; Companion Volume, Short Papers. United States: Association for Computational Linguistics.
MLA
Sidner Candace, . Human Language Technologies 2007: The Conference of the North American Chapter of the Association for Computational Linguistics; Companion Volume, Short Papers. United States: Association for Computational Linguistics. 2007.