APA Citation

 Fromkin, V. (2014).  An Introduction to language.  Wadsworth Cengage Learning.

Trích dẫn kiểu Chicago

 Fromkin, Victoria.  An Introduction to Language.  Wadsworth Cengage Learning, 2014.

MLA Citation

 Fromkin, Victoria.  An Introduction to Language.  Wadsworth Cengage Learning, 2014.

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