APA (7. basım) Alıntı

Zafra, N. (1941). Outlined readings in Philippine history. [s.n.].

Chicago Style (17. basım) Atıf

Zafra, Nicolas. Outlined Readings in Philippine History. Manila: [s.n.], 1941.

MLA (9th ed.) Atıf

Zafra, Nicolas. Outlined Readings in Philippine History. [s.n.], 1941.