People Stephen Reyna Publications Publications 1987 All years 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 1999 1998 1997 1996 1995 1994 1993 1991 1990 1988 1987 1985 1984 1983 1980 1979 1977 1976 1975 1972 All genres Journal Article (1) Journal Article (1) 1. Journal Article Reyna, Stephen P. 1987. The emergence of land concentration in the West African savanna. American Ethnologist 14(3): 523–541. MPG.PuRe