1
by Barfield
Published 1989
2
3
by Daniel
Published 1960
4
by Khadduri
Published 1988
5
by Fuller
Published 1995
6
by Ayalon
Published 1988
7
by Van Gorder
Published 2008
8
by Hourani
Published 1991
9
10
by Abu-Fadl
Published 1992
11
12
by Watt
Published 2008
13
Published 1994
14
by Lewis
Published 2008
15
Published 2006
16
Published 2006
17
Published 2006
18
by Smith
Published 2007
19
Published 2007
20
Published 1996