Cita APA (7th ed.)

Barcelon-Guevarra, A., Chanco, P. P., Villegas-Cinco, A., Canicosa, L. C., & Santos, H. A. (1960). Tropical diseases. The Authors.

Cita Chicago (17th ed.)

Barcelon-Guevarra, Anita, Pedro P. Chanco, Aurora Villegas-Cinco, Librado C. Canicosa, i Hermogenes A. Santos. Tropical Diseases. Manila: The Authors, 1960.

Cita MLA (9th ed.)

Barcelon-Guevarra, Anita, et al. Tropical Diseases. The Authors, 1960.