Citace podle APA

Doãn Hải Quỳnh. (2011). An investigation into grammatical errors in speaking performance of 10th grade student’s at Phan Chau Trinh hinh school.

Styl Chicago

Doãn Hải Quỳnh. An Investigation Into Grammatical Errors in Speaking Performance of 10th Grade Student’s At Phan Chau Trinh Hinh School. 2011.

Citace podle MLA

Doãn Hải Quỳnh. An Investigation Into Grammatical Errors in Speaking Performance of 10th Grade Student’s At Phan Chau Trinh Hinh School. 2011.

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