Sign in
Google apps
Main menu
Roger
View Full Size
Contact me
Email
On Blogger since October 2009
Profile views - 852
Report Abuse
My blogs
Seminario de Analisis y DiseƱo de Sistemas
About me
Gender
Male
Industry
Education
Occupation
Maestro en Ciencias
Location
Tuxtla Gutiérrez,
Chiapas,
Mexico