Cita APA (7th ed.)

Aragon, G. T., & Bayan, F. B. (1977). The physician and population change. s.l.].

Cita Chicago (17th ed.)

Aragon, Gloria T., i Flora B. Bayan. The Physician and Population Change. [s.n: s.l.], 1977.

Cita MLA (9th ed.)

Aragon, Gloria T., i Flora B. Bayan. The Physician and Population Change. s.l.], 1977.