Morris A. Okun
发表
Robert M. Adelman,
Jessica E. Bodford,
Virginia S. Y. Kwan,
2016
.
Samuel S. Dubin,
M. Okun,
Morris A. Okun,
1973
.
Marilyn J. Haring,
William A. Stock,
W. Stock,
1984
.
Marilyn J. Haring,
William A. Stock,
W. Stock,
1985
.
Marilyn J. Haring,
William A. Stock,
W. Stock,
1984
.
Marilyn J. Haring,
William A. Stock,
W. Stock,
1984
.
The Relation Between Motives for Organizational Volunteering and Frequency of Volunteering by Elders
M. Okun,
Morris A. Okun,
1994
.
George P. Knight,
Maria Rosario T. de Guzman,
M. Okun,
2005
.
Nancy Eisenberg,
N. Eisenberg,
S. Shepard,
2000
.
M. Okun,
Morris A. Okun,
Erin S. Sloane,
2002
.
Stephanie L. Brown,
M. Okun,
Morris A. Okun,
2013,
Psychology and aging.
Paul Karoly,
P. Karoly,
M. Okun,
2009
.
Marilyn J. Haring,
William A. Stock,
W. Stock,
1984,
International journal of aging & human development.
Brian Goegan,
M. Okun,
Brian Goegan,
2009
.
Morris A. Okun,
1979
.
Francis J. Di Vesta,
F. J. Vesta,
M. Okun,
1975
.
Paul Karoly,
P. Karoly,
M. Okun,
1994
.
R. M. Weir,
M. Okun,
Morris A. Okun,
1990
.
M. Okun,
M. Benin,
Ann Brandt-Williams,
1996
.