Παραπομπή σε μορφή APA (7η εκδ.)

Cheremisinoff, P. N., Abasheyeva, N. E., & Akpan, V. (1997). Ecological issues and environmental impact assessment. Gulf Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cheremisinoff, Paul N., N. E. Abasheyeva, και V. Akpan. Ecological Issues and Environmental Impact Assessment. Houston: Gulf Publishing, 1997.

Παραπομπή σε μορφή MLA (8th εκδ.)

Cheremisinoff, Paul N., et al. Ecological Issues and Environmental Impact Assessment. Gulf Publishing, 1997.