(2000). International review for environmental strategies. Institute of Global Environmental Strategies (IGES).
Chicago-referens (17:e uppl.)International Review for Environmental Strategies. Kanagawa: Institute of Global Environmental Strategies (IGES), 2000.
MLA-referens (8:e uppl.)International Review for Environmental Strategies. Institute of Global Environmental Strategies (IGES), 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.