Παραπομπή σε μορφή APA (7η εκδ.)

Sands, P., Peel, J., Fabra Aguilar, A., & MacKenzie, R. (2018). Principles of international environmental law (Fourth edition.). Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sands, Philippe, Jacqueline Peel, Adriana Fabra Aguilar, και Ruth MacKenzie. Principles of International Environmental Law. Fourth edition. Cambridge, United Kingdom ; New York, NY, USA: Cambridge University Press, 2018.

Παραπομπή σε μορφή MLA (8th εκδ.)

Sands, Philippe, et al. Principles of International Environmental Law. Fourth edition. Cambridge University Press, 2018.