Dupitas, C. L. (1989). Selected factors influencing the academic performance of the secondary students at the Sta. Ignacia South District school year, 1987-1988.
Cita Chicago (17th ed.)Dupitas, Clara Lucero. Selected Factors Influencing the Academic Performance of the Secondary Students at the Sta. Ignacia South District School Year, 1987-1988. 1989.
Cita MLA (9th ed.)Dupitas, Clara Lucero. Selected Factors Influencing the Academic Performance of the Secondary Students at the Sta. Ignacia South District School Year, 1987-1988. 1989.
Atenció: Aquestes cites poden no estar 100% correctes.