APA ציטוט

O'Brien, J. J. (1993). The historical and cultural heritage of the Bikol people (3rd edition.). [Publisher not identified].

Chicago Style (17th ed.) Citation

O'Brien, James Jerome. The Historical and Cultural Heritage of the Bikol People. 3rd edition. [Place of publication not identified]: [Publisher not identified], 1993.

ציטוט MLA

O'Brien, James Jerome. The Historical and Cultural Heritage of the Bikol People. 3rd edition. [Publisher not identified], 1993.