Citace podle APA

Beaumont, J., Boyd, F., & Numrich, C. (2006). NorthStar: Building skills for the TOEFL iBT Intermediate. Teacher's manual with ETS scoring guide. White Plains, NY: Pearson Longman.

Styl Chicago

Beaumont, John, Frances Boyd, a Carol Numrich. NorthStar: Building Skills for the TOEFL IBT Intermediate. Teacher's Manual With ETS Scoring Guide. White Plains, NY: Pearson Longman, 2006.

Citace podle MLA

Beaumont, John, Frances Boyd, a Carol Numrich. NorthStar: Building Skills for the TOEFL IBT Intermediate. Teacher's Manual With ETS Scoring Guide. White Plains, NY: Pearson Longman, 2006.

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