Swanson, T., & Johnston, S. (1999). Global environmental problems and international environmental agreements: The economics of international institution building. E. Elgar.
Chicago-referens (17:e uppl.)Swanson, Timothy, och Sam Johnston. Global Environmental Problems and International Environmental Agreements: The Economics of International Institution Building. Cheltenham, [Glocester, Eng.]: E. Elgar, 1999.
MLA-referens (9:e uppl.)Swanson, Timothy, och Sam Johnston. Global Environmental Problems and International Environmental Agreements: The Economics of International Institution Building. E. Elgar, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.