National development and ecological integrity the geographic viewpoint
| Autor Principal: | |
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| Outros autores: | , |
| Formato: | Libro |
| Idioma: | English |
| Publicado: |
Quezon City
University of the Philippines Press
[1974]
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| Series: | Monograph / University of the Philippines. Professional chair lecture series
no.3 |
| Subjects: |