Ecological principles for economic development
Dasmann, Raymond Fredric,1919-
Milton, John P.(John Potter)
Freeman, Peter H.
International Union for Conservation of Nature and Natural Resources.
Conservation Foundation.
[Chichester] Wiley for the International Union for Conservation of Nature and Natural Resources and the Conservation Foundation
1973
Title page imprint: London
Includes bibliographies and index
Conservation of natural resources.
Ecology.