1
by Fuller
Published 1995
2
by Abu-Fadl
Published 1992
3
Published 2006
4
Published 1998
5
by Davies
Published 1988
6
7
by Esposito
Published 1992
8
9
10
by Roman
Published 1990
11
by Huff
Published 1993
12
13
by Quinn
Published 2008
14
15
by Tibi
Published 2012