APA

Dasmann R. F. 1., Milton J. P., Freeman P. H., International Union for Conservation of Nature and Natural Resources & Conservation Foundation. (1973). Ecological principles for economic development. London, New York: published for the International Union for Conservation of Nature and Natural Resources (IUCN), Morges, Switzerland and the Conservation Foundation, Washington, D.C., USA; [by] John Wiley & Sons.

Chicago

Dasmann Raymond Fredric 1919, Milton John P, Freeman Peter H, International Union for Conservation of Nature and Natural Resources and Conservation Foundation. 1973. Ecological principles for economic development. London, New York: published for the International Union for Conservation of Nature and Natural Resources (IUCN), Morges, Switzerland and the Conservation Foundation, Washington, D.C., USA; [by] John Wiley & Sons.

Harvard

Dasmann R. F. 1., Milton J. P., Freeman P. H., International Union for Conservation of Nature and Natural Resources and Conservation Foundation. (1973). Ecological principles for economic development. London, New York: published for the International Union for Conservation of Nature and Natural Resources (IUCN), Morges, Switzerland and the Conservation Foundation, Washington, D.C., USA; [by] John Wiley & Sons.

MLA

Dasmann Raymond Fredric 1919, Milton John P, Freeman Peter H, International Union for Conservation of Nature and Natural Resources and Conservation Foundation. Ecological principles for economic development. London, New York: published for the International Union for Conservation of Nature and Natural Resources (IUCN), Morges, Switzerland and the Conservation Foundation, Washington, D.C., USA; [by] John Wiley & Sons. 1973.