1
Spiller, Earl A.
| R. D. Irwin |
1977
2
Andrews, Kenneth Richmond,
| R. D. Irwin |
1980
3
4
Lindert, Peter H.
| R.D. Irwin |
1982
5
8
Cash, James I.
| R.D. Irwin |
1983
10
Engel, James F.
| R.D. Irwin |
1983