Serrano, T. M. B., & Joaquin, M. N. B. (2015). Achievement motivation, student engagement and collaborative problem-solving skills in high school mathematics. College of Education, University of the Philippines Diliman.
Čikaški stil citiranja (17. izdanje)Serrano, Theresa Marie B., i Ma. Nympha Beltran Joaquin. Achievement Motivation, Student Engagement and Collaborative Problem-solving Skills in High School Mathematics. Quezon City: College of Education, University of the Philippines Diliman, 2015.
MLA način citiranja (9. izdanje)Serrano, Theresa Marie B., i Ma. Nympha Beltran Joaquin. Achievement Motivation, Student Engagement and Collaborative Problem-solving Skills in High School Mathematics. College of Education, University of the Philippines Diliman, 2015.
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