Philippines (Commonwealth). Office of Adult Education, Philippines (Republic). Bureau of Public Schools, & Division of Adult Education. (1938). Philippine adult education series. Project no. 1- ([Bikol language edition].). Bureau of Print.
芝加哥风格引文Philippines (Commonwealth). Office of Adult Education, Philippines (Republic). Bureau of Public Schools, 与 Division of Adult Education. Philippine Adult Education Series. Project No. 1-. [Bikol language edition]. Manila: Bureau of Print, 1938.
MLA引文Philippines (Commonwealth). Office of Adult Education, et al. Philippine Adult Education Series. Project No. 1-. [Bikol language edition]. Bureau of Print, 1938.
警告：这些引文格式不一定是100％准确.