1
by Taylor, Mark C
Published 2007
2
by Weaver
Published 1948
3
by Schweitzer
Published 1987
4
by Tainter
Published 1988
5
6
by Boulding
Published 1985
7
by Bennabi
Published 2003
8
by كمال
Published 1987
9
by Hodgson
Published 1993
10
by Goldman
Published 2011
11
by Ribera
Published 1928