1
by Comfort, Jeremy
Published 1984
2
3
by Roth,Charles H., Jr.
Published 2004
4
5
6
by Hand, Elizabeth
Published 1999
7
8
9
Published 1991
10
by Doff, Andrian
Published 1999
11
12
Published 2004
13
by Slack, Nigel
Published 2004
14
by Abdullah Hassan
Published 1982
15
16
by Khoo, Joo Ee
Published 1998
17
Published 2006
18
19
Published 2003
20
by Hayt, William H., Jr.
Published 2006