Hartley, B. (1995). New American streamline - Connections (An intensive American English series for intermadiate students: Student Book). New York: Oxford Univ. Press.
Παραπομπή Chicago StyleHartley, Bernard. New American Streamline - Connections (An Intensive American English Series for Intermadiate Students: Student Book). New York: Oxford Univ. Press, 1995.
Παραπομπή MLAHartley, Bernard. New American Streamline - Connections (An Intensive American English Series for Intermadiate Students: Student Book). New York: Oxford Univ. Press, 1995.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.