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Human ecology and environmental education :
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| Format: | Printed Book |
| Publié: |
Allahabad, India :
Chugh Publications,
1992.
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| Sujets: |
| Description: | Papers presented at a conference. |
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| Description matérielle: | 2 v. : ill. ; |
| ISBN: | 8185613338 (set) : 8185613311 818561332X |