Wold, David P. NXLeveL guide for entrepreneurs / David P. Wold, Dennis Sargent, Martha Sargent. - 2nd ed. - Denver, CO : US West Foundation, c1997. - iv, 773 p. : ill.; 28 cm. " ISBN: 9781890730017 Subjects--Topical Terms: Entrepreneurship. New business enterprises--Management. Dewey Class. No.: 658.42 / WOL 1997