Hartley, B. (1995). New American streamline: Departures : An intensive American English series for beginners. New York: Oxford University Press.
Trích dẫn kiểu ChicagoHartley, Bernard. New American Streamline: Departures : An Intensive American English Series for Beginners. New York: Oxford University Press, 1995.
Trích dẫn MLAHartley, Bernard. New American Streamline: Departures : An Intensive American English Series for Beginners. New York: Oxford University Press, 1995.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.