Cita APA (7th ed.)

Nunan, D., & Bailey, K. M. (2009). Exploring second language classroom research: A comprehensive guide. Cengage Learning Asia.

Cita Chicago (17th ed.)

Nunan, David, i Kathleen M. Bailey. Exploring Second Language Classroom Research: A Comprehensive Guide. Pasig City: Cengage Learning Asia, 2009.

Cita MLA (9th ed.)

Nunan, David, i Kathleen M. Bailey. Exploring Second Language Classroom Research: A Comprehensive Guide. Cengage Learning Asia, 2009.