1
by Edgerton, Robert B., 1931-
Published 1989
2
by Griffiths, Stephen Iwan
Published 1993
3
by Simons, Geoff
Published 1995
4
5
by Hughes, Christopher
Published 1997
6
by Nanda, Bal Ram
Published 1989
7
by SarDesai, D.R.
Published 1992
8
by Esedebe, P. Oisanwuche
Published 1982
9
Published 1990
10
by Chakrabarty, Bidyut
Published 1990
11