Tria, W. J. S. (2014). Guide to Bikol orthography. Ateneo de Naga University Press.
Chicago Style (17th ed.) CitationTria, Wilmer Joseph S. Guide to Bikol Orthography. Naga City: Ateneo de Naga University Press, 2014.
MLA (9th ed.) CitationTria, Wilmer Joseph S. Guide to Bikol Orthography. Ateneo de Naga University Press, 2014.
Warning: These citations may not always be 100% accurate.