11
Stern, H. H.
| Oxford University Press |
1983
12
Crombie, Winifred.
| Oxford University Press |
1985
13
Widdowson, H. G.
| Oxford University Press |
1978
14
Howatt, Anthony P. R.
| Oxford University Press |
1984
15
Brumfit, Christopher.
| Oxford University Press |
1979
16
Conron, John,
| Oxford University Press |
1973