APA citiranje

Campbell, R., & Clandfield, L. (2012). Owl hall: Pre-intermediate level. London: Macmillan Education.

Trích dẫn kiểu Chicago

Campbell, Robert., và Lindsay Clandfield. Owl Hall: Pre-intermediate Level. London: Macmillan Education, 2012.

MLA citiranje

Campbell, Robert., và Lindsay Clandfield. Owl Hall: Pre-intermediate Level. London: Macmillan Education, 2012.

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