APA (7th ed.) Citation

Basir, Z. M., & Bunquin, B. C. (2009). Classroom observation: A guide for field study. Central Book Supply, Inc.

Chicago Style (17th ed.) Citation

Basir, Zaldy Manaois, and Bernard Cueto Bunquin. Classroom Observation: A Guide for Field Study. Quezon City: Central Book Supply, Inc, 2009.

MLA (9th ed.) Citation

Basir, Zaldy Manaois, and Bernard Cueto Bunquin. Classroom Observation: A Guide for Field Study. Central Book Supply, Inc, 2009.