Lobel, J. W., & Bucad, G. U. (2000). Bikol phrasebook: A tourists' guide to speaking Bikol. Lobel and Tria Partnership.
Chicagoスタイル(17版)引用形式Lobel, Jason William, , Grace Uvero Bucad. Bikol Phrasebook: A Tourists' Guide to Speaking Bikol. Naga City: Lobel and Tria Partnership, 2000.
MLA(9版)引用形式Lobel, Jason William, , Grace Uvero Bucad. Bikol Phrasebook: A Tourists' Guide to Speaking Bikol. Lobel and Tria Partnership, 2000.
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