Environmental conservation
Dasmann, Raymond Fredric.
Environmental conservation Raymond F. Dasmann. - 3rd ed. - New York Wiley c1972. - xi, 473 p. ill. 27 cm.
Includes bibliographical references and index.
0471196002
Conservation of natural resources.
Ecology.
Human ecology.
Environmental conservation Raymond F. Dasmann. - 3rd ed. - New York Wiley c1972. - xi, 473 p. ill. 27 cm.
Includes bibliographical references and index.
0471196002
Conservation of natural resources.
Ecology.
Human ecology.