1
by Alexander, Roy.
Published 1989
2
by Zhu, Xiao Jie
Published 2008
3
by Carnegie, Dale
Published 2003
4
by Ho, Oliver Y.Y.
Published 1997
5
6
by Kahle, Dave
Published 2011
7
8
9
by Page, Rick
Published 2006
10
Published 1976
11
12
13
by Khoo, Kheng-Hor
Published 2002