Ackert, P. (1991). Concepts and Comments: A Reader for Students of English as a Second Language. TP.HCM: Đại học Tổng hợp.
Chicago Style CitationAckert, Patricia. Concepts and Comments: A Reader for Students of English As a Second Language. TP.HCM: Đại học Tổng hợp, 1991.
Cita MLAAckert, Patricia. Concepts and Comments: A Reader for Students of English As a Second Language. TP.HCM: Đại học Tổng hợp, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.