Freeman, R. E. a. (2015). Bridging the Value Gap. Harpercollins.
Chicago Style (17th ed.) CitationFreeman, R. Edward; auster. Bridging the Value Gap. Noida: Harpercollins, 2015.
MLA引文Freeman, R. Edward; auster. Bridging the Value Gap. Harpercollins, 2015.
警告:這些引文格式不一定是100%准確.