Teacher's guide to world resources. Comprehensive coursework on the global environment
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Format: | biblioteca |
Published: |
Washington, D.C. (EUA)
1994
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Subjects: | EDUCACION AMBIENTAL, PROTECCION AMBIENTAL, MEDIO AMBIENTE, POLUCION, VEHICULOS, MUJERES, EQUIDAD, SOSTENIBILIDAD, MATERIALES DE ENSEÑANZA, INDIA, CHINA, ESTADOS UNIDOS DE AMERICA, |
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