APA (7th ed.) Citation

Pollock, S., Harahap, A. A., & Buchori, D. (2000). Ekoligi. Balai Pustaka.

Chicago Style (17th ed.) Citation

Pollock, Steve, Ari Anggari Harahap, and Damayanti Buchori. Ekoligi. Balai Pustaka, 2000.

MLA (8th ed.) Citation

Pollock, Steve, et al. Ekoligi. Balai Pustaka, 2000.