1
2
3
by Zhao, Jiang Lin
Published 2005
4
by Maruwiah Ahmat
Published 2009
5
Published 2011
6
by Tang, Ping Shan
Published 2005
7
Published 2011
8
Published 2014
9
Published 2008
10
11
Published 2014
12
by Xie, Yu De
Published 1981
13
by Du, Zhong Quan
Published 2016
14
by Wang, Jie Nan
Published 2005
15
by Zhang, Bo
Published 2012
16
by Maruwiah Ahmat
Published 2009
17
by Maruwiah Ahmat
Published 2009
18
Published 2016
19
by Lin, Yu Xu
Published 2012
20
by Lee, Kuan Yew, 1923-
Published 1998