Español:Mapa hidrológico del estado de Puebla, México
Source
Trabajo propio
Date
8 de octubre de 2006
Author
Yavidaxiu
Permission
I, the author of this work, hereby release it into the public domain. This applies worldwide.
In case this is not legally possible: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.