1665-109X 1665-109X S1665-109X2017000200002 Mexico 00 06 2017 00 06 2017 49 0 0

2010 32 130 130 67-82 1968 1992 2006 32 2 2 293-310 2007 11 3 3 1-25 2015 17 3 3 8-15 2003 1997 15 2006 23-48 2000 2006 2009 121-52 2016 23-40 INEE 2016 INEE 2015 INEE 2015 INEGI 2015 2013 2009 263-86 2016 53 2 2 2015 6 15-27 2010 117-58 2016 XLVI 3 3 111-36 1999 Ministerio de Educación de El Salvador 2013 2014 II 3 3 1- 24 2003 SEP 2006 Unesco 1998 2014 XLIV 1 1 47-70 1994 4 8 8 47-53 2000 22 90 90 57-76