Bonito, S. R., Manahan, L. T., Kuan, L. G., Balabagno, A. O., & A?onuevo, C. A. (2005). Caring for the older person. University of the Philippines Open University.
Chicago Style aipamenaBonito, Sheila R., Lydia T. Manahan, Leticia G. Kuan, Araceli O. Balabagno, and Cora A. A?onuevo. Caring for the Older Person. Diliman, Quezon City: University of the Philippines Open University, 2005.
MLA aipamenaBonito, Sheila R., et al. Caring for the Older Person. University of the Philippines Open University, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.