Environmental conservation
[by] Raymond F. Dasmann.
- 2d ed.
- New York Wiley [1968]
- xiii, 375 p. illus., maps. 24 cm.
920319
Bibliography: p. 349-364.
0471196037
68028499 //r842
Conservation of natural resources Human ecology--United States. Ecology--United States. Conservation of natural resources--United States. Human ecology Ecology