Nature study for conservation; a handbook for environmental education
Gardado en:
| Autor Principal: | |
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| Formato: | Libro |
| Idioma: | English |
| Publicado: |
New York,
MacMillan
[1971]
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| Subjects: |
| descrición da copia: | "Sponsored by the American Nature Study Society." |
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| Descrición Física: | xiii, 352 p. illus. 24 cm. |
| Bibliografía: | Bibliography: p. 327-340. |