1
Published 1992
2
3
by Isaak, Robert A.
Published 1991
4
by Hodgson, John S.
Published 1983
5
by Daniels John D.
Published 1988
6
by Krugman, Paul R.
Published 1988
7
Published 1993
8
by Gowland, David
Published 1984
9
by Lindert, Peter H.
Published 1986
10
by Kenen, Peter B, 1932-
Published 1994
11
by Husted, Steven L.
Published 1995
12
by Jepma, C.J.
Published 1996
13
Published 1997
14
Published 1997
15
Published 1997
16
by Oliver, Robert W.
Published 1996
17
by Grimwade, Nigel
Published 1899
18
by Krugman, Paul R.
Published 1997
19
by Kemp, Murray C.
Published 1995
20