APA-referens (7:e uppl.)

Rabago, L. M. (1973). Principles of biology. Abiva Pub. House.

Chicago-referens (17:e uppl.)

Rabago, Lilia Malabonga. Principles of Biology. Manila: Abiva Pub. House, 1973.

MLA-referens (9:e uppl.)

Rabago, Lilia Malabonga. Principles of Biology. Abiva Pub. House, 1973.