APA

(2003). Proceedings of the HLT-NAACL 2003 workshop on Research directions in dialogue processing - Volume 7. United States: Association for Computational Linguistics.

Chicago

2003. Proceedings of the HLT-NAACL 2003 workshop on Research directions in dialogue processing - Volume 7. United States: Association for Computational Linguistics.

Harvard

(2003). Proceedings of the HLT-NAACL 2003 workshop on Research directions in dialogue processing - Volume 7. United States: Association for Computational Linguistics.

MLA

Proceedings of the HLT-NAACL 2003 workshop on Research directions in dialogue processing - Volume 7. United States: Association for Computational Linguistics. 2003.