1
O'Brien, C.
| D & J Sadlier |
1882
2
O'Brien, Thomas J.
| John B Oink |
1913
5
O'Brien, George Dennis
| Cambridge University Press:Harvard University Press |
1964
6
O'Brien, P. T.
| Cambridge University Press |
1974
7
Aquinas, Thomas
| Eyre & Spottiswoode |
1975
8
Aquinas, Thomas
| Eyre & Spottiswoode |
1975
9
O'Brien, Peter Thomas
| E. J. Brill |
1977
10
O'Brien, Peter T.
| Cambridge University Press |
1979