Natural resource conservation; an ecological approach - 2. ed.
Diagrs., illus., tables. Includes bibliographies. Glossary
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Format: | Texto biblioteca |
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New York, N.Y. (USA) Macmillan Pub.
1975
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Subjects: | POLLUTION, NATURAL RESOURCES, ECOLOGY, NATURE CONSERVATION, RESSOURCE NATURELLE, ECOLOGIE, CONSERVATION DE LA NATURE, POLUCION, RECURSOS NATURALES, ECOLOGIA, CONSERVACION DE LA NATURALEZA, |
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Summary: | Diagrs., illus., tables. Includes bibliographies. Glossary |
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