1
Edwards, Richard,
| D.C. Heath |
1975
2
Bergman, David,
| D.C. Heath |
1983
3
Dale, Nell B.
| D.C. Heath |
1985
4
Steele, Ross.
| D.C. Heath |
1985
7
Gebhardt, Richard C.
| D.C. Heath |
1989
8
Henderson, J. Vernon.
| D.C. Heath |
1991
9
Orlich, Donald C.
| D.C. Heath |
1994