R. Orpet
发表
A. Harris,
D. Kreil,
R. Orpet,
1977
.
C. E. Meyers,
R. Orpet,
A. Attwell,
1968
.
Spons Agency,
G. Demos,
R. Orpet,
2007
.
C. E. Meyers,
R. Orpet,
1966,
Journal of educational psychology.
M. Frostig,
R. Orpet,
1969,
The British journal of disorders of communication.
R. Orpet,
A. L. Lazar,
J. Gensley,
1971,
Exceptional children.
C. E. Meyers,
R. Orpet,
A. Attwell,
1967
.
C. E. Meyers,
H. Dingman,
R. Orpet,
1962,
Monographs of the Society for Research in Child Development.
C. E. Meyers,
R. Orpet,
Susan Grein,
1976
.
C. E. Meyers,
R. Orpet,
1963,
Journal of Clinical Psychology.
C. E. Meyers,
R. K. Yoshida,
R. Orpet,
1976
.