1
by Cohen, William A.
Published 1991
2
Published 1975
3
by Mohd. Ma'sum Billah
Published 2002
4
Published 1997
5
by Brooksbank, Roger
Published 2002
6
by Davis, Harold
Published 2005
7
8
9
by Rambo, Anne.
Published 2002
10
by De Vrye, Catherine.
Published 1994
11
Published 1996
12
Published 1974
13
14
15
by Fitzharris, Tim.
Published 1994
16
17
by Sleight, Steve
Published 2005
18
Published 1988
19
by Robinson, Ivor.
Published 1984
20
Published 1992