TY - BOOK AU - Roberts, Michael J; Stevenson, Howard H; Sahlman, William A; Marshall, Paul W; Hamermesh, RIchard G. TI - New business ventures the entrepreneur SN - 9780073404974 U1 - 338.04 ROBM PY - 2007/// CY - New York PB - Mc Graw Hill KW - Entrepreneurship ER -