APA (7th ed.) Citation

Castillo, A. V. (1969). Philippine economics (Rev. ed.). [s.n.].

Chicago Style (17th ed.) Citation

Castillo, Andres Villegas. Philippine Economics. Rev. ed. Manila: [s.n.], 1969.

MLA (9th ed.) Citation

Castillo, Andres Villegas. Philippine Economics. Rev. ed. [s.n.], 1969.