1
by Davis, Harold Eugene, 1902-
Published 1975
2
Published 1992
3
Published 1986
4
by Hayes, Margaret Daly
Published 1984
5
Published 1986
6
Published 1989
7
by Lin, Ching-yuan, 1932-
Published 1989
8
by Di Tella, Torcuato S, 1929-
Published 1990
9
Published 1990
10
Published 1992
11
Published 1990
12
Published 1991
13
by Wiarda, Howard J, 1939-
Published 1987
14
Published 1984
15
by Atkins, G. Pope, 1934-
Published 1995
16
by Kryzanek, Michael J.
Published 1992
17
Published 1988
18
Published 1991
19
Published 1995
20
by Calvert, Peter
Published 1994