1
by Bolton, W., 1933
Published 1990
2
by McDonagh, I.
Published 1977
3
by Joshi, P. H.
Published 2001
4
Published 1997
5
6
by Jauharah Md Khudzari.
Published 2012
7
by Tooley, Michael H., 1946-
Published 1996
8
by Timings, R. L.
Published 1995