Dupitas, C. L. (1989). Selected factors influencing the academic performance of the secondary students at the Sta. Ignacia South District school year, 1987-1988.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিDupitas, Clara Lucero. Selected Factors Influencing the Academic Performance of the Secondary Students at the Sta. Ignacia South District School Year, 1987-1988. 1989.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিDupitas, Clara Lucero. Selected Factors Influencing the Academic Performance of the Secondary Students at the Sta. Ignacia South District School Year, 1987-1988. 1989.
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