APA

(2012). Proceedings of the Joint Workshop on Unsupervised and Semi-Supervised Learning in NLP. United States: Association for Computational Linguistics.

Chicago

2012. Proceedings of the Joint Workshop on Unsupervised and Semi-Supervised Learning in NLP. United States: Association for Computational Linguistics.

Harvard

(2012). Proceedings of the Joint Workshop on Unsupervised and Semi-Supervised Learning in NLP. United States: Association for Computational Linguistics.

MLA

Proceedings of the Joint Workshop on Unsupervised and Semi-Supervised Learning in NLP. United States: Association for Computational Linguistics. 2012.