1
Bull, Robert J.
| Cambridge University Press:Harvard University Press |
1965
2
Bull, Robert J.
| Cambridge University Press:Harvard University Press |
1967
3
Bull, Robert J.
| Cambridge University Press |
1977
4
Bullock, C. Hassell
| Journal of the Evangelical Theological Society |
1996
5
Bullock, Jeffrey L.
| Princeton Theological seminary |
2001
7
Coplan, Robert J.
| Elsevier Science Inc. |
2015
8
Bullough, Robert V.
| Association for Childhood Education International |
2015
9
Bullough, Robert V.
| Association for Childhood Education International |
2016
10
Li, Yan
| Elsevier Science Inc. |
2016