APA (7th ed.) Citation

Sevilla, C. G., Ochave, J. A., Punsalan, T. G., Regala, B. P., & Uriarte, G. G. (1984). An introduction to research methods. Rex Book Store.

Chicago Style (17th ed.) Citation

Sevilla, Consuelo G., Jesus A. Ochave, Twila G. Punsalan, Bella P. Regala, and Gabriel G. Uriarte. An Introduction to Research Methods. Manila: Rex Book Store, 1984.

MLA (9th ed.) Citation

Sevilla, Consuelo G., et al. An Introduction to Research Methods. Rex Book Store, 1984.