Cita APA

Nguyễn Văn Hồng, & Truong Vien Ph.D huong dan. (2008). An Investigation into Cooperative Learning to Develop Speaking Skills for Students of English at Upper Secondary Schools in Danang.

Chicago Style Citation

Nguyễn Văn Hồng, i Truong Vien Ph.D huong dan. An Investigation Into Cooperative Learning to Develop Speaking Skills for Students of English At Upper Secondary Schools in Danang. 2008.

Cita MLA

Nguyễn Văn Hồng, i Truong Vien Ph.D huong dan. An Investigation Into Cooperative Learning to Develop Speaking Skills for Students of English At Upper Secondary Schools in Danang. 2008.