Perfil socioeconomico de una zona arida de Mexico : el caso del norte de Guanajuato
| Main Author: | |
|---|---|
| Format: | Tesis de licenciatura |
| Language: | Español |
| Published: |
1975
|
| Subjects: | |
| Online Access: | https://hdl.handle.net/20.500.14330/TES01000114289 |