1
Johnson, Roger A.
| Prentice-Hall |
1973
4
Ramet, Sabrina P.,
| Duke University Press |
1984
5
Hopkins, Edward Washburn,
| Cooper Square Publishers |
1969
6
Ramet, Sabrina P.,
| Duke University Press |
1984
7
Hopkins, Edward Washburn,
| Cooper Square Publishers |
1969
8
Long, Charles H.
| Fortress Press |
1986
9
Ellwood, Robert S.
| Prentice-Hall |
1982
10
Herbert, George,
| Norton |
1978