APA (7th ed.) Citation

Alip, E. M. (1968). An outline of Philippine history (Rev. ed.). Alip & Sons.

Chicago Style (17th ed.) Citation

Alip, Eufronio Melo. An Outline of Philippine History. Rev. ed. Manila: Alip & Sons, 1968.

MLA (9th ed.) Citation

Alip, Eufronio Melo. An Outline of Philippine History. Rev. ed. Alip & Sons, 1968.