APA (7th ed.) Citation

Nunan, D. (1989). Understanding language classrooms: A guide for teacher-initiated action. Prentice-Hall.

Chicago Style (17th ed.) Citation

Nunan, David. Understanding Language Classrooms: A Guide for Teacher-initiated Action. Englewood Cliffs, N.J: Prentice-Hall, 1989.

MLA (9th ed.) Citation

Nunan, David. Understanding Language Classrooms: A Guide for Teacher-initiated Action. Prentice-Hall, 1989.