Villanueva, L. E., Cabrera, M. I. Z., & Barba, C. V. (2001). Calcium requirements of Filipinos. Journal of the Nutritionist-Dieticians' Association of the Philippines.
Chicago-viite (17. p.)Villanueva, Leonora E., Ma. Isabel Z. Cabrera, ja Corazon VC Barba. "Calcium Requirements of Filipinos." Journal of the Nutritionist-Dieticians' Association of the Philippines 2001.
MLA-viite (9. p.)Villanueva, Leonora E., et al. "Calcium Requirements of Filipinos." Journal of the Nutritionist-Dieticians' Association of the Philippines, 2001.
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