1409-4703

1409-4703

S1409-47032020000100657

10.15517/aie.v20i1.40176

Costa Rica

00 04 2020

00 04 2020

20 1 657 677

1997

2017

1968

2008 5 2 2

82-119

2014

3-24

2015

s.f.

2008

2018 16 16

1-22

1999

15-30

Ministerio de Educación Pública 2016

2000 3 1-2 1-2

97-105

2012 84 84

163-84

2013

474-83

2014

2018

2014

25-50

2004

63-85

2000 3 1-2 1-2

51-70

2015 6 4 4

2017

9-41

1998