APA ציטוט

Panopio, R. G. (1999). Personalized system of instruction (PSI) for college algebra. Learning Resource Center, University of the Philippines.

Chicago Style (17th ed.) Citation

Panopio, Rolando G. Personalized System of Instruction (PSI) for College Algebra. Diliman, Quezon City: Learning Resource Center, University of the Philippines, 1999.

ציטוט MLA

Panopio, Rolando G. Personalized System of Instruction (PSI) for College Algebra. Learning Resource Center, University of the Philippines, 1999.