Hartley, B. (1995). New American streamline - Connections (An intensive American English series for intermadiate students: Student Book). New York: Oxford Univ. Press.
Chicago-tyylinen lähdeviittausHartley, Bernard. New American Streamline - Connections (An Intensive American English Series for Intermadiate Students: Student Book). New York: Oxford Univ. Press, 1995.
MLA-viiteHartley, Bernard. New American Streamline - Connections (An Intensive American English Series for Intermadiate Students: Student Book). New York: Oxford Univ. Press, 1995.
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