martes, 26 de marzo de 2013

BLS


https://docs.google.com/file/d/0B2NlvoXlysSBQmdieHJKWHNLUTQ/edit?usp=sharing

https://docs.google.com/file/d/0B2NlvoXlysSBNmUwQU1FVzYxMmc/edit?usp=sharing

lunes, 25 de marzo de 2013

Temas para leer


https://docs.google.com/file/d/0B2NlvoXlysSBZTVOX08tYUlUZEU/edit?usp=sharing

https://docs.google.com/file/d/0B2NlvoXlysSBbHZzSUZ1Z1ZrQXM/edit?usp=sharing