BAUMOL WILLIAM J. (2004). FREE MARKET INNOVATION MACHINE. OXFORD UNIVERSITY PRESS.
Chicago Style (17th ed.) CitationBAUMOL WILLIAM J. FREE MARKET INNOVATION MACHINE. NEW DELHI: OXFORD UNIVERSITY PRESS, 2004.
MLA引文BAUMOL WILLIAM J. FREE MARKET INNOVATION MACHINE. OXFORD UNIVERSITY PRESS, 2004.
警告:這些引文格式不一定是100%准確.