APA (7th ed.) Citation

Saymo, A. S., Gutierrez, R. S., Trajano, M. D., & Ornos, P. S. (2012). Effective writing. Grandbooks Publishing, Inc.

Chicago Style (17th ed.) Citation

Saymo, Apolinario S., Romulo S. Gutierrez, Mercedes DG Trajano, and Petra S. Ornos. Effective Writing. Pateros, Metro Manila: Grandbooks Publishing, Inc, 2012.

MLA (9th ed.) Citation

Saymo, Apolinario S., et al. Effective Writing. Grandbooks Publishing, Inc, 2012.