61
by Somjee, A. H.
Published 1995
62
63
Published 2006
64
Published 1987
65
by Tham, Seong Chee
Published 1977
66
by Rogers, Marvin L
Published 1993
67
68
by Macleod, Arlene Elowe
Published 1991
69
by Edgar, Don, 1936-
Published 1993
70
by Hooper, John, 1950-
Published 1987
71
by Vogel, Ezra F
Published 2000
72
Published 2001
73
by Ramachandran, Vasanthi.
Published 2007
74
by Mikheyev, Dmitry
Published 1996
75
Published 1996
76
77
Published 1997
78
Published 1988
79
Published 2000
80
by Karim, A. H. M. Zehadul
Published 1999