Cita APA (7a ed.)

Zafra, N. (1977). Jose Rizal: Historical studies. UP Press.

Cita Chicago Style (17a ed.)

Zafra, Nicolas. Jose Rizal: Historical Studies. Q.C: UP Press, 1977.

Cita MLA (9a ed.)

Zafra, Nicolas. Jose Rizal: Historical Studies. UP Press, 1977.