Cita APA

Langan, J. (2002). English skills with readings (5th ed.). Boston: McGraw-Hill.

Chicago Style Citation

Langan, John. English Skills With Readings. 5th ed. Boston: McGraw-Hill, 2002.

Cita MLA

Langan, John. English Skills With Readings. 5th ed. Boston: McGraw-Hill, 2002.

Atenció: Aquestes cites poden no estar 100% correctes.