W. J. Helsel
发表
J L Matson,
J. Matson,
A. Rotatori,
1983,
Behaviour research and therapy.
M. Hersen,
W. J. Helsel,
J. Burkhart,
1989,
Journal of the American Academy of Child and Adolescent Psychiatry.
J. Matson,
W. J. Helsel,
G. Kapperman,
1987
.
J. Matson,
W. J. Helsel,
R. Barrett,
1988,
Research in developmental disabilities.
J. Matson,
A. Rotatori,
W. J. Helsel,
1986
.
J. Matson,
W. J. Helsel,
Johnny L. Matson,
1984,
Behaviour research and therapy.
J. Rojahn,
W. J. Helsel,
1991,
Journal of autism and developmental disorders.
J. Matson,
W. J. Helsel,
2008,
Journal of mental deficiency research.
T. Ollendick,
J. Matson,
W. J. Helsel,
1985,
Behaviour research and therapy.
T. Ollendick,
J. Matson,
W. J. Helsel,
1985,
Behaviour research and therapy.
J. McGonigle,
W. J. Helsel,
1992
.
J. Matson,
A. Bellack,
V. Senatore,
1983,
Applied research in mental retardation.
J. Matson,
W. J. Helsel,
1986
.
W. J. Helsel,
M. Rancurello,
Gary Vallano,
1991
.
J. Rojahn,
W. J. Helsel,
D. M. Linn,
1988
.
J. Rojahn,
W. J. Helsel,
M. Lubetsky,
1989,
Behavior modification.
M. Hersen,
W. J. Helsel,
L. Sisson,
1989
.
J. Matson,
W. J. Helsel,
G. Macklin,
1985,
Journal of behavior therapy and experimental psychiatry.
M. Hersen,
W. J. Helsel,
M. Lubetsky,
1988
.
M. Hersen,
J. Bridge,
W. J. Helsel,
1989
.