sofia murillo guia 1, 2, 3

https://docs.google.com/file/d/0B_Dbi_6Qbh07VGNsSnZOVEhPSW8/edit
https://docs.google.com/file/d/0B_Dbi_6Qbh07SFBKZkFMQUtFZHc/edit
https://docs.google.com/file/d/0B_Dbi_6Qbh07VGNsSnZOVEhPSW8/edit
https://docs.google.com/viewer?a=v&pid=gmail&attid=0.2&thid=13a07d41b8d3ace2&mt=application/msword&url=https://mail.google.com/mail/u/0/?ui%3D2%26ik%3D248968133f%26view%3Datt%26th%3D13a07d41b8d3ace2%26attid%3D0.2%26disp%3Dsafe%26realattid%3Df_h7lvkiy91%26zw&sig=AHIEtbQhI6Al0Zs_zn5OTaCBWo2aAG_bSQ