2550-6722 2550-6722 S2550-67222020000300095 10.37135/chk.002.12.06 Peru 00 12 2020 00 12 2020 12 95 105

1963 2004 2007 7 - 23 1991 2011 2014 MINEDU 2017 2018 22 71 71 2012 2010 1992 2018 19 243-51 2015