Practica 1

https://spreadsheets.google.com/spreadsheet/ccc?key=0Audbr-sjAPk-dEdoYS0yODZUQV9iRmtkVEdvTVRrQmc&hl=en_US

https://spreadsheets.google.com/spreadsheet/ccc?key=0Audbr-sjAPk-dHUtOEJDWnNPdTljbXg4ZmQ5Z2l1VUE&hl=en_US



Alexandra Tovar 501