Παραπομπή σε μορφή APA (7η εκδ.)

Gutierrez, R. R. (2000). Prosecuting for the environment: Ipagtanggol ang kalikasan! Tanggol Kalikasan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gutierrez, Ronaldo R. Prosecuting for the Environment: Ipagtanggol Ang Kalikasan! [Metro Manila]: Tanggol Kalikasan, 2000.

Παραπομπή σε μορφή MLA (9th εκδ.)

Gutierrez, Ronaldo R. Prosecuting for the Environment: Ipagtanggol Ang Kalikasan! Tanggol Kalikasan, 2000.