Hewlett S A. (2007). Off Ramps and On Ramps. Harvard Bus. School Press.
芝加哥风格引文Hewlett S A. Off Ramps and On Ramps. Boston: Harvard Bus. School Press, 2007.
MLA引文Hewlett S A. Off Ramps and On Ramps. Harvard Bus. School Press, 2007.
警告：这些引文格式不一定是100％准确.