Abuso, J. E., Abiva, T. G., Guillermo, M. J., Hermosa, N. N., & Umila, B. V. (1991). Enhancing quality and equity in depressed deprived and undeserved (DDU) urban schools: The Philippine study. Education Quarterly.
Cita Chicago (17th ed.)Abuso, Julian E., Thelma G. Abiva, Mariano J. Guillermo, Nemah N. Hermosa, i Benwardo V. Umila. "Enhancing Quality and Equity in Depressed Deprived and Undeserved (DDU) Urban Schools: The Philippine Study." Education Quarterly 1991.
Cita MLA (9th ed.)Abuso, Julian E., et al. "Enhancing Quality and Equity in Depressed Deprived and Undeserved (DDU) Urban Schools: The Philippine Study." Education Quarterly, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.