APA Citatie

Beaumont, J., Boyd, F., & Numrich, C. (2006). NorthStar: Building skills for the TOEFL iBT Intermediate. Teacher's manual . ETS practice sets 1-4. Benchmark and practice responses. White Plains, NY: Pearson Longman.

Chicago Style citaat

Beaumont, John, Frances Boyd, en Carol Numrich. NorthStar: Building Skills for the TOEFL IBT Intermediate. Teacher's Manual . ETS Practice Sets 1-4. Benchmark and Practice Responses. White Plains, NY: Pearson Longman, 2006.

MLA citatie

Beaumont, John, Frances Boyd, en Carol Numrich. NorthStar: Building Skills for the TOEFL IBT Intermediate. Teacher's Manual . ETS Practice Sets 1-4. Benchmark and Practice Responses. White Plains, NY: Pearson Longman, 2006.

Let op: Deze citaties zijn niet altijd 100% accuraat.