TY - BOOK AU - Elkington,John AU - Hartigan,Pamela TI - The power of unreasonable people: how social entrepreneurs create markets that change the world SN - 9781422104064 (hbk.) U1 - 361.70688 PY - 2008/// CY - Boston, Mass. PB - Harvard Business School Press KW - Social entrepreneurship KW - Social change N1 - Includes bibliographical references and index ER -