APA citiranje

Dixson, R. J., & Robert James Dixson. (2004). Grammar essentials: Graded exercises in English. White Plains, NY: Longman.

Trích dẫn kiểu Chicago

Dixson, Robert James, và Robert James Dixson. Grammar Essentials: Graded Exercises in English. White Plains, NY: Longman, 2004.

MLA citiranje

Dixson, Robert James, và Robert James Dixson. Grammar Essentials: Graded Exercises in English. White Plains, NY: Longman, 2004.

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