21
by Gross, Sam
Published 1980
22
by Wu, Shi Zhou
Published 2002
23
Published 2003
24
25
Published 1975
26
27
Published 1987
28
by Zhao, Guo Dong
Published 1998
29
Published 1989
30
by Bean, Reynold.
Published 1992
31
by Merrill, Dean
Published 1983
32
by You, Gan Gui.
Published 1977
33
34
by Xuan, Yong Guang
Published 2003
35
by Zhang, Ai Ling
Published 2005
36
Published 1994
37
by Hu, Bao Lin
Published 1991
38
Published 2001
39
by Jin, Yong
Published 1998
40
Published 1986