Weinstein, N. (1982). Whaddaya say: Guide practice in relaxed spoken english. Prentice Hall.
Chicago Style (17. basım) AtıfWeinstein, Nina. Whaddaya Say: Guide Practice in Relaxed Spoken English. Upper Saddle River: Prentice Hall, 1982.
MLA (9th ed.) AtıfWeinstein, Nina. Whaddaya Say: Guide Practice in Relaxed Spoken English. Prentice Hall, 1982.
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