APA (7th ed.) Citation

De la Cruz, R. A. (1959). The adventures of Umpag and Bonghayan (health and science). Bookman.

Chicago Style (17th ed.) Citation

De la Cruz, Roman A. The Adventures of Umpag and Bonghayan (health and Science). Manila: Bookman, 1959.

MLA (9th ed.) Citation

De la Cruz, Roman A. The Adventures of Umpag and Bonghayan (health and Science). Bookman, 1959.