1809-4309
1809-4309
S1809-43092019000200622
10.5212/praxeduc.v.14n2.012
00
05
2019
00
05
2019
14
2
622
637
[
1993
]
[
2009
]
[
2007
6. ed
]
[
2005
]
[
2011
]
[
BANCO MUNDIAL
2018
]
[
2013
]
[
2014
]
[
2011
]
[
2016
]
[
2009
]
[
2013
]
[
2011
11
2
2
70-85
]
[
2018
17-26
]
[
2008
]
[
2015
]
[
2003
10
22
22
23-32
]
[
1998
]
[
2018
]
[
2010
]
[
2016
]
[
1999
]
[
1997
]