TY  - BOOK
AU  - Sargent,Brian
TI  - Altruism: what's in it for me? 
T2  - Cambridge discovery interactive readers
SN  - 9781107622623 (pbk. : alk. paper)
PY  - 2014///
CY  - New York
PB  - Cambridge University Press
KW  - Altruism
KW  - Juvenile literature
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Readers (Elementary)
ER  -