एपीए उद्धरण

Nguyễn Thị Hồng Hoa, & Le Dung M.A huong dan. (2002). An Investigation Into cooperative Learning to Develop Speaking Skill for Students of English at Danang Junior College of Education.

शिकागो स्टाइल उद्धरण

Nguyễn Thị Hồng Hoa, और Le Dung M.A huong dan. An Investigation Into Cooperative Learning to Develop Speaking Skill for Students of English At Danang Junior College of Education. 2002.

एमएलए उद्धरण

Nguyễn Thị Hồng Hoa, और Le Dung M.A huong dan. An Investigation Into Cooperative Learning to Develop Speaking Skill for Students of English At Danang Junior College of Education. 2002.