Cita APA (7th ed.)

Williams, P. D. (1983). Filipino children's concepts of body organs and illnesses. NSTA-UPS Integrated Research Program.

Cita Chicago (17th ed.)

Williams, Phoebe D. Filipino Children's Concepts of Body Organs and Illnesses. Diliman, Quezon City: NSTA-UPS Integrated Research Program, 1983.

Cita MLA (9th ed.)

Williams, Phoebe D. Filipino Children's Concepts of Body Organs and Illnesses. NSTA-UPS Integrated Research Program, 1983.