DRUCKER PETER F. (1985). INNOVATION AND ENTREPRENEURSHIP. WILLIAM HEINEMANN LTD.
Chicago Style (17th ed.) CitationDRUCKER PETER F. INNOVATION AND ENTREPRENEURSHIP. LONDON: WILLIAM HEINEMANN LTD, 1985.
MLA引文DRUCKER PETER F. INNOVATION AND ENTREPRENEURSHIP. WILLIAM HEINEMANN LTD, 1985.
警告:這些引文格式不一定是100%准確.