APA način citiranja (7. izdanje)

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

Čikaški stil citiranja (17. izdanje)

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

MLA način citiranja (9. izdanje)

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