61
Published 1999
62
by Hunter, Robert Edwards, 1940-
Published 1969
63
Published 1979
64
by Fung, D. Y. K.
Published 1999
65
by De Bono, Edward, 1933-
Published 1993
66
67
by Hall, Derek R.
Published 1994
68
by Stoessinger, John G.
Published 1965
69
Published 1977
70
Published 1992
71
by Samsudin Wahab
Published 2006
72
by Doi, 'Abdur Rahman I.
Published 1992
73
by Rao, H.S. Gururaj
Published 1967
74
Published 1986
75
by Brzezinski, Zbigniew K, 1928-
Published 1967
76
Published 2003
77
by Zakry Abadi, 1941-
Published 1991
78
by Parker, W. H, 1912-
Published 1972
79
80
Published 1972