Clara C. Pratt
发表
Vicki L. Schmall,
Clara C. Pratt,
1986
.
Clara C. Pratt,
1995
.
Vicki L. Schmall,
Clara C. Pratt,
1993
.
Pacific Northwest Cooperative Extension,
Clara C. Pratt,
1976
.
Clara C. Pratt,
C. Pratt,
W. McGuigan,
2000
.
Clara C. Pratt,
C. Pratt,
S. Bowman,
2008
.
Clara C. Pratt,
C. Pratt,
W. McGuigan,
2000
.