Cita APA (7th ed.)

Walker, M. (1992). Addison-Wesley ESL: Student Book E (1a. ed.). Addison-Wesley.

Cita Chicago (17th ed.)

Walker, Michael. Addison-Wesley ESL: Student Book E. 1a. ed. New York: Addison-Wesley, 1992.

Cita MLA (9th ed.)

Walker, Michael. Addison-Wesley ESL: Student Book E. 1a. ed. Addison-Wesley, 1992.

Atenció: Aquestes cites poden no estar 100% correctes.