Trích dẫn APA

Gass, S. M. (2013). Second Language Acquisition An Introductory Course 4th.

Chicago Style (17th ed.) Citation

Gass, Susan M. Second Language Acquisition An Introductory Course 4th. New York, 2013.

Trích dẫn MLA

Gass, Susan M. Second Language Acquisition An Introductory Course 4th. 2013.

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