R. Wetzel
发表
T. Kratochwill,
R. Wetzel,
T R Kratochwill,
1977,
Journal of applied behavior analysis.
R. Wetzel,
1966,
Journal of consulting psychology.
R. Wetzel,
1992,
Research in developmental disabilities.
R. Tharp,
R. Wetzel,
1969
.
R. Daldrup,
R. Wetzel,
Robert L. Wrenn,
2012
.
G. M. White,
R. Wetzel,
B. Kinney,
2012
.
R. Wetzel,
Jean M. Baker,
M. Roney,
1966
.
R. Wetzel,
1970
.
R. Wetzel,
1959
.