Cita APA (7th ed.)

Nakpil, C. G. (1996). History today. Vessel Books.

Cita Chicago (17th ed.)

Nakpil, Carmen Guerrero. History Today. Metro Manila: Vessel Books, 1996.

Cita MLA (9th ed.)

Nakpil, Carmen Guerrero. History Today. Vessel Books, 1996.