ACTIVIDAD NÚMERO 7/ CARTAS COMERCIALES

Carta 1
http://www1.zippyshare.com/v/11440667/file.html

Carta 2
http://www33.zippyshare.com/v/42865858/file.html

Carta 3
http://www11.zippyshare.com/v/82925644/file.html
http://www11.zippyshare.com/v/39004672/file.html

Carta 4
http://www38.zippyshare.com/v/13377019/file.html
http://www66.zippyshare.com/v/43412341/file.html

Carta 5
http://www9.zippyshare.com/v/33950612/file.html
http://www9.zippyshare.com/v/14772242/file.html