APA引用形式

Hiep, D. T. H. An Investigation into Prepositions in Textbooks of English 10, 11, 12 at High Schools in Vietnam.

シカゴスタイル引用形

Hiep, Dang Thi Hong. An Investigation Into Prepositions in Textbooks of English 10, 11, 12 At High Schools in Vietnam.

MLA引用形式

Hiep, Dang Thi Hong. An Investigation Into Prepositions in Textbooks of English 10, 11, 12 At High Schools in Vietnam.

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