Environmental conservation /
Dasmann, Raymond Fredric, 1919-
Environmental conservation / Raymond Fredric Dasmann - 5th edition - New York : Wiley & Sons, c 1984 - 307 p. : ill.; 24 cm.
Includes bibliography & index.
047189141X
Conservation of natural resources.
Ecology.
Human ecology.
Conservation of natural resources--United States.
Ecology--United States.
Human ecology--United States.
333.72 / DAE 1984
Environmental conservation / Raymond Fredric Dasmann - 5th edition - New York : Wiley & Sons, c 1984 - 307 p. : ill.; 24 cm.
Includes bibliography & index.
047189141X
Conservation of natural resources.
Ecology.
Human ecology.
Conservation of natural resources--United States.
Ecology--United States.
Human ecology--United States.
333.72 / DAE 1984