From conservation to ecology the development of environmental concern

From conservation to ecology the development of environmental concern

Opis bibliograficzny
1. autor: Pursell, Carroll W.
Format: Książka
Język:English
Wydane: New York Crowell 1973.
Seria:Problem studies in American history
Hasła przedmiotowe:
Environmental policy > United States.
Ecology > United States.
Natural resources > United States.