1
by Liang, Liji
Published 1996
2
by Wong Tze-Ken, Danny
Published 1998
3
Published 1976
4
by Yong, Paul, 1936-
Published 1991
5
by Comber, Leon
Published 2001
6
by Wang, Gungwu, 1930-
Published 1992
7
Published 1988