1657-0790 1657-0790 S1657-07902021000100197 10.15446/profile.v23n1.83094 Colombia 00 06 2021 00 06 2021 23 1 197 213

American Federation of Teachers 1990 2012 40 1 1 99-126 2005 10 1 1 63-91 2008 62 2 2 139-47 2017 35 4 4 557-81 ALTE 2017 2017 201-7 2018 105-26 2001 126-36 2011 2008 25 3 3 349-83 2010 31 31 49-68 2011 2017 24 2 2 80-101 2003 2018 2016 28 43-56 2008 25 3 3 327-47 2010 17 4 4 419-38 2004 2018 6 3 3 79-94 2013 1989 23 1 1 27-45 2004 9 1 1 171-201 2010 2012 9 2 2 113-32 2020 22 1 1 189-200 2018 16 16 56-77 2019 21 2 2 2007 12 1 1 309-32 2016 413-28 2004 2015 17 2 2 302-12 2017 6 1 1 1-17 2008 25 3 3 385-402 2012 2013 a 30 3 3 301-7 2013 b Cyprus 2009 241-29 2018 173-94 2015 32 2 2 169-97 2019 61 112-22 2009 11 2 2 55-70 2017 3rd 225-40 2009 7 94-118 2005 2013 30 3 3 309-27 2018 18 1 1 1-22 1991 72 7 7 534-9 2019 9 1 1 2-14 2018 12 2 2 45-65 2017 6 1 1 41-63 2018 2014 11 4 4 374-402 2010 7 4 4 317-42 2019 16 2 2 653-73 2018 74 158-68