Dyfyniad APA

Beaumont, J. (2006). NorthStar: Building skills for the TOEFL IBT : Intermediate. New York: Pearson Longman.

Dyfyniad Arddull Chicago

Beaumont, John. NorthStar: Building Skills for the TOEFL IBT : Intermediate. New York: Pearson Longman, 2006.

Dyfyniad MLA

Beaumont, John. NorthStar: Building Skills for the TOEFL IBT : Intermediate. New York: Pearson Longman, 2006.

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