1665-0565 1665-0565 S1665-05652018000100193 10.32870/espiral.v25i71.5591 Mexico 00 04 2018 00 04 2018 25 71 193 224

2007 2010 2014 8 2001 2 164 164 1-15 2008 2013 2001 13-29 2014 1982 2014 2014 28 2004 2004 2010 2003 2013 2014 51 2007 2000 2006 2011 2013 2014 2013 2007 2013 2010 2012 2014 A12 Instituto de la Juventud del Distrito Federal 2013 2007 2007 2014 3 46 46 16-9 2003 1993 2014 19 2002 2014 2014 0 0 55-75 2007 2010 52-89 2003 2014 40 2014 3 46 46 29-31 2002 151-65 2012 2013 2012 2012 2013 2011 2017 9 2010 15-51 1988 2002 11-34 2009 2009 2008 47-87 2013 2000 2013