11
Hanessian, Stephen.
| Pergamon Press |
1983
12
Knight, Peter
| Pergamon Press |
1983
13
Healey, Patsy.
| Pergamon Press |
1982
14
Hoffmann, Erik P.,
| Pergamon Press |
1982
15
Hoffmann, Erik P.
| Pergamon Press |
1982
16
Krashen, Stephen D.
| Pergamon Press |
1981
17
Paw켹wski, 죝cjan.
| Pergamon Press |
1980
18
19
Gatchel, Robert J.,
| Pergamon Press |
1979
20
Dixon, S. L.
| Pergamon Press |
1978