Cita APA (7th ed.)

Cruz, C. L. (1993). Philosophy of man (Rev. ed.). National Book Store.

Cita Chicago (17th ed.)

Cruz, Corazon L. Philosophy of Man. Rev. ed. Metro Manila: National Book Store, 1993.

Cita MLA (9th ed.)

Cruz, Corazon L. Philosophy of Man. Rev. ed. National Book Store, 1993.