APA

Wolfrum R., Röben V., . (2005). Developments of international law in treaty making. Berlin: Springer.

Chicago

Wolfrum Rüdiger, Röben Volker, . 2005. Developments of international law in treaty making. Berlin: Springer.

Harvard

Wolfrum R., Röben V., . (2005). Developments of international law in treaty making. Berlin: Springer.

MLA

Wolfrum Rüdiger, Röben Volker, . Developments of international law in treaty making. Berlin: Springer. 2005.