Incoming Resources
- Friede Publications, Davison, Mich., 2001
- American Association of Riding Schools Press, Davison, Mich., 2001
- Friede Publications, Davison, Mich., 1984
- Friede Publications, Davison, Mich., 1983
- Friede Publications, Davison, Mich., 1992
- Friede Publications, Davison, Mich., 1982-<c1985>