1
Published 1994
2
3
by Di Palma, Vera
Published 1973
4
by Mellows, Anthony R.
Published 1978
5
6
by Inglis, Michael W.
Published 1985
7
by Bird, Richard M.
Published 1974
8
Published 1996
9
by Clark, Colin
Published 1970
10
by Baker, R. Lisle
Published 1980
11
by Hayton, David J.
Published 1975
12
by Spitz, Barry
Published 1972
13
by Alm, James
Published 2004
14
Published 2005
15
by Faridah Ahmad
Published 2002
16
Published 1983
17
Published 2010
18
by Md. Zyadi Md. Tahir
Published 1990
19
Published 1985
20
by James, Simon
Published 2000