Baetiong, L. R. (1996). Highlights of the results of a survey on the UPIS concept. Alipato : a Journal of Basic Education.
Cita Chicago (17th ed.)Baetiong, Lourdes R. "Highlights of the Results of a Survey on the UPIS Concept." Alipato : A Journal of Basic Education 1996.
Cita MLA (9th ed.)Baetiong, Lourdes R. "Highlights of the Results of a Survey on the UPIS Concept." Alipato : A Journal of Basic Education, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.