OWEN, Oliver S.
Natural resource conservation: an ecological approach /[by] Oliver S.Owen - 3rd ed. - New York Macmillan 1980 - 883 p.
Includes index.
23900202
Environment-Protection
Naural resource-Protection
333.7 / OWE
Natural resource conservation: an ecological approach /[by] Oliver S.Owen - 3rd ed. - New York Macmillan 1980 - 883 p.
Includes index.
23900202
Environment-Protection
Naural resource-Protection
333.7 / OWE