Trolldalen, J. M. (1992). International environmental conflict resolution: The role of the United Nations. World Foundation for Environment and Development (WFED).
Chicago-referens (17:e uppl.)Trolldalen, Jon Martin. International Environmental Conflict Resolution: The Role of the United Nations. Oslo: World Foundation for Environment and Development (WFED), 1992.
MLA-referens (9:e uppl.)Trolldalen, Jon Martin. International Environmental Conflict Resolution: The Role of the United Nations. World Foundation for Environment and Development (WFED), 1992.
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