APA Citation

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

Chicago Style Citation

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

MLA Citation

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

Warning: These citations may not always be 100% accurate.