Cita APA

Langan, J. (2005). English skills with readings (6th ed.). Boston, MA: McGraw-Hill.

Chicago Style Citation

Langan, John. English Skills With Readings. 6th ed. Boston, MA: McGraw-Hill, 2005.

Cita MLA

Langan, John. English Skills With Readings. 6th ed. Boston, MA: McGraw-Hill, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.