From conservation to ecology the development of environmental concern

From conservation to ecology the development of environmental concern

Bibliographische Detailangaben
1. Verfasser: Pursell, Carroll W.
Format: Buch
Sprache:English
Veröffentlicht: New York Crowell 1973.
Schriftenreihe:Problem studies in American history
Schlagworte:
Environmental policy > United States.
Ecology > United States.
Natural resources > United States.