APA
Beyerlin U., Stoll P. & Wolfrum R. (2006). Ensuring compliance with multilateral environmental agreements. Leiden: Martinus Nijhoff.
Chicago
Beyerlin Ulrich, Stoll Peter-Tobias and Wolfrum Rudiger. 2006. Ensuring compliance with multilateral environmental agreements. Leiden: Martinus Nijhoff.
Harvard
Beyerlin U., Stoll P. and Wolfrum R. (2006). Ensuring compliance with multilateral environmental agreements. Leiden: Martinus Nijhoff.
MLA
Beyerlin Ulrich, Stoll Peter-Tobias and Wolfrum Rudiger. Ensuring compliance with multilateral environmental agreements. Leiden: Martinus Nijhoff. 2006.