Ley de Profesiones
Fuentes: http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&ved=0CCwQFjAB&url=http%3A%2F%2Fdocs.mexico.justia.com.s3.amazonaws.com%2Festatales%2Fguanajuato%2Fley-de-profesiones-para-el-estado-de-guanajuato.pdf&ei=yxUQU4HxEMasqAGWhYCwBg&usg=AFQjCNHxqaft