Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.