Urlanda, R. V. (2004). Proper nutrition: Key to disease prevention. Philippine Panorama.
Cita Chicago (17th ed.)Urlanda, Randy V. "Proper Nutrition: Key to Disease Prevention." Philippine Panorama 2004.
Cita MLA (9th ed.)Urlanda, Randy V. "Proper Nutrition: Key to Disease Prevention." Philippine Panorama, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.