00383nam a2200157 a 450000500170000000800410001703500190005810000270007722200110010424500280011530000100014336200270015390400150018090500130019599900170020820210219153132.0991125n                      000 0 spa u  aUPN01000079589  aMendez Orozco, Ana Luz  aPLEXOS  aFormación de docentes  a27-29  a1996 No. 13, ene.-mar.  aACb017400  aArticulo  c69123d69123