2447-4193 2447-4193 S2447-41932018000200349 10.21573/vol34n22018.86364 South Africa 00 05 2018 00 05 2018 34 2 349 370

1997 207-28 2012 2014 a 47 1 1 55-75 2014 b 2 1 1 1-25 2014 c 17 7-38 2015 7 2 2 60-83 1995 21-33 2008 1-19 1971 2006 2010 1 2 2 2008 2014 GNAT 1993 2005 2003 93-115 1995 93-15 1991 2002 1978 1982 81 324 324 307-17 1996 159 2 2 64-71 1998 160 4 4 218-30 2010 2nd 2007 83-121 1979 10 259-86 2006 NAGRAT 2006 1995 2006 26 1 1 38-51 1994 3-13 2007 45 4 4 539-63 Republic of Ghana 2001 2000 2002 1994 2011 a 27 27 2011 b 28 28