1
2
Downing, F. Gerald
| JSNT Press |
1988
3
Downing, F. Gerald
| Cambridge University Press |
1992
4
Downing, F. Gerald
| JSNT Press |
1994
5
Downing, F. Gerald
| Cambridge University Press |
1996
6
Downing, F. Gerald
| JSNT Press |
1996
9
Downing, F. Gerald
| Sheffield Academic Press |
2000
10
Downing, F. Gerald
| Sheffield Academic Press |
2000