TY  - BOOK
AU  - Keohane,Georgia Levenson
TI  - Social entrepreneurship for the 21st century: innovation across the nonprofit, private, and public sectors 
SN  - 9780071801676
PY  - 2013///
CY  - New York
PB  - McGraw-Hill
KW  - Social entrepreneurship
N1  - Includes bibliographical references and index
ER  -