Cita APA

Marrtin. (1998). Pronunciation Plus Practice through interation (0 521 57797 7). Cambridge.

Chicago Style Citation

Marrtin. Pronunciation Plus Practice Through Interation (0 521 57797 7). Cambridge, 1998.

Cita MLA

Marrtin. Pronunciation Plus Practice Through Interation (0 521 57797 7). Cambridge, 1998.

Atenció: Aquestes cites poden no estar 100% correctes.