APA (7e ed.) Bronvermelding

Philippines (Commonwealth) Office of Adult Education & Philippines (Republic). Division of Adult Education. (1939). Philippine adult education series. Booklet no. 9- ([Tagalog language ed.].). Bureau of Print.

Chicago (17e ed.) Bronvermelding

Philippines (Commonwealth) Office of Adult Education en Philippines (Republic). Division of Adult Education. Philippine Adult Education Series. Booklet No. 9-. [Tagalog language ed.]. Manila: Bureau of Print, 1939.

MLA (9e ed.) Bronvermelding

Philippines (Commonwealth) Office of Adult Education en Philippines (Republic). Division of Adult Education. Philippine Adult Education Series. Booklet No. 9-. [Tagalog language ed.]. Bureau of Print, 1939.