Cita APA (7th ed.)

Nunan, D. (2009). ELT advantage: Introduction to task-based teaching (Philippine ed.). Cengage Learning.

Cita Chicago (17th ed.)

Nunan, David. ELT Advantage: Introduction to Task-based Teaching. Philippine ed. Shenton Way, Singapore: Cengage Learning, 2009.

Cita MLA (9th ed.)

Nunan, David. ELT Advantage: Introduction to Task-based Teaching. Philippine ed. Cengage Learning, 2009.