Intente links en:Similares en:
On the other hand, it is difficult for a Mexican researcher to make sense of why there are uniformed policemen stationed at Murray County High School in Georgia (as at many U.S. high schools). And, it is similarly difficult for such a researcher to understand why a math teacher at the same school would make a bargain with his students to dye his hair green if they all were able to solve a particular equation.