APA (7th ed.) Citation

Alferez, M. S., & Duro, M. C. A. (2004). MSA elementary algebra. MSA Adademic Advancement Institute.

Chicago Style (17th ed.) Citation

Alferez, Merle S., and Ma Cecilia A. Duro. MSA Elementary Algebra. Quezon City: MSA Adademic Advancement Institute, 2004.

MLA (9th ed.) Citation

Alferez, Merle S., and Ma Cecilia A. Duro. MSA Elementary Algebra. MSA Adademic Advancement Institute, 2004.