1
2
by Barfield
Published 1989
3
by Calabrese
Published 1991
4
by Leeming
Published 1993
5
by Songqiao
Published 1994
6
by Wilson
Published 1991
7
by O'Neill
Published 1987
8
by Kaplan
Published 1991
9
by Gernet
Published 1972
10
Published 1993
11
Published 1981
12
Published 1990
13
by Bonavia
Published 1982
14
15
by Jenner
Published 1992
16
by Schram
Published 1984
17
by Roberts
Published 1991
18
by Firbank
Published 1992
19
by Spence
Published 1992
20
by Vohra
Published 1992