المؤلفون: Smith, David Horton^Aff9

المساهمون: Smith, David Horton^{Aff1, Aff2, Aff3, Aff4, Aff5}, Stebbins, Robert A.^Aff6, Grotz, Jurgen^{Aff7, Aff8}

المصدر: The Palgrave Handbook of Volunteering, Civic Participation, and Nonprofit Associations. :1312-1330

Degree: Professor

المؤلفون: Fetchenhauer, Detlef^Aff3, Wittek, Rafael^Aff3

المساهمون: Lerner, Melvin J., editor^Aff1, Fetchenhauer, Detlef, editor^Aff2, Flache, Andreas, editor^Aff2, Buunk, Bram, editor^Aff2, Lindenberg, Siegwart, editor^Aff2

المصدر: Solidarity and Prosocial Behavior : An Integration of Sociological and Psychological Perspectives. :191-206

المؤلفون: Dekker, Paul, Halman, Loek

المساهمون: Anheier, Helmut K., editor^{Aff1, Aff2}, Dekker, Paul, editor^{Aff3, Aff4}, Halman, Loek, editor^Aff4

المصدر: The Values of Volunteering : Cross-Cultural Perspectives. :1-17

المؤلفون: Thornberry, Terence P.^Aff4, Krohn, Marvin D.^Aff5

المساهمون: Fox, James Alan, editor^Aff1, Weis, Joseph, editor^Aff2, White, Susan O., editor^Aff3

المصدر: Handbook of Youth and Justice. :289-305