Gaspar, M. A. R., & Tiangco, C. F. (2011). The relationship of self-esteem and academic performance with membership in a greek-letter organization among college students. University of the Philippines Diliman Extension Program in Pampanga.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Gaspar, Mikhail Andrei R., và Cristabel Fagela Tiangco. The Relationship of Self-esteem and Academic Performance with Membership in a Greek-letter Organization Among College Students. Pampanga: University of the Philippines Diliman Extension Program in Pampanga, 2011.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Gaspar, Mikhail Andrei R., và Cristabel Fagela Tiangco. The Relationship of Self-esteem and Academic Performance with Membership in a Greek-letter Organization Among College Students. University of the Philippines Diliman Extension Program in Pampanga, 2011.