French, H. F. (1998). Investing in the future: Harnessing private capital flows for environmentally sustainable development. Worldwatch Institute.
Chicago-referens (17:e uppl.)French, Hilary F. Investing in the Future: Harnessing Private Capital Flows for Environmentally Sustainable Development. Washington, D.C.: Worldwatch Institute, 1998.
MLA-referens (8:e uppl.)French, Hilary F. Investing in the Future: Harnessing Private Capital Flows for Environmentally Sustainable Development. Worldwatch Institute, 1998.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.