TY  - BOOK
AU  - 
TI  - Prosocial behavior: theory and research 
SN  - 0470152230
AV  - BF637.H4 BAR 
PY  - 1976///
PB  - Hemisphere Pub. Corp., John Wiley & Sons
KW  - Helping behavior
KW  - Altruism
KW  - Social behavior
N1  - Includes indexes and bibliography
ER  -