00449nam a2200181 a 450000500170000000800410001703500190005822200210007724500520009830000070015036200290015765300110018665300130019765300120021090400150022290500130023799900170025020210219153253.0991125n                      000 0     u  aUPN01000087695  aEL MAESTRO RURAL  aUn mensaje fraternal de los maestros de Managua  a13  a1936 Vol. 8, no. 3, feb.0 aMEXICO0 aMAESTROS0 aMANAGUA  aACb025506  aArticulo  c72663d72663