Citazione Stile APA (7a Edizione)

Churchill, B. R. (1991). Bikol historiography: Trends and prospects. The Journal of History.

Citazione stile Chigago Style (17a edizione)

Churchill, Bernardita Reyes. "Bikol Historiography: Trends and Prospects." The Journal of History 1991.

Citatione MLA (9a ed.)

Churchill, Bernardita Reyes. "Bikol Historiography: Trends and Prospects." The Journal of History, 1991.