Cita APA (7th ed.)

Portugal, M. R. B., & Joaquin, N. B. (2014). Multiple model approach: Effects on student conceptual and procedural understanding of fraction. College of Education, University of the Philippines Diliman.

Cita Chicago (17th ed.)

Portugal, Mary Rose B., i Nympha Beltran Joaquin. Multiple Model Approach: Effects on Student Conceptual and Procedural Understanding of Fraction. Quezon City: College of Education, University of the Philippines Diliman, 2014.

Cita MLA (9th ed.)

Portugal, Mary Rose B., i Nympha Beltran Joaquin. Multiple Model Approach: Effects on Student Conceptual and Procedural Understanding of Fraction. College of Education, University of the Philippines Diliman, 2014.