TY  - BOOK
AU  - ELKINGTON John
AU  -  HARTIGAN Pamela
TI  - Power of unreasonable people:  How social entrepreneurs create markets that change the world   
SN  - 9781422104064
U1  - X:328, P8 
PY  - 2008///
CY  - Boston
PB  - Harvard Business Review Press       
ER  -