Cita APA (7th ed.)

Nanda, V. P., & Pring, G. (2013). International environmental law and policy for the 21st century (2a. ed.). Martinus Nijhoff Publishers.

Cita Chicago (17th ed.)

Nanda, Ved P., i George Pring. International Environmental Law and Policy for the 21st Century. 2a. ed. Leiden: Martinus Nijhoff Publishers, 2013.

Cita MLA (9th ed.)

Nanda, Ved P., i George Pring. International Environmental Law and Policy for the 21st Century. 2a. ed. Martinus Nijhoff Publishers, 2013.