APA citiranje

Orr, F. (1992). Study skills for successful students. North Sydney: Allen and Unwin.

Trích dẫn kiểu Chicago

Orr, Fred. Study Skills for Successful Students. North Sydney: Allen and Unwin, 1992.

MLA citiranje

Orr, Fred. Study Skills for Successful Students. North Sydney: Allen and Unwin, 1992.

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