00269nam a2200121   45000010006000000050017000069000010000231000031000332450027000647730032000919420007001239990017001307724420260918152753.0  a57057  aGONZÁLEZ OROPEZA, Manuel  aFroylán C. Manjarrez  gE030.113 C6575. 165-179 pp.  c16  c77244d77244