(英)迈克尔·赫佩尔(Michael Heppell)著. (2014). 卓越论. 电子工业出版社.
Chicago Style (17th ed.) Citation(英)迈克尔·赫佩尔(Michael Heppell)著. 卓越论. 电子工业出版社, 2014.
MLA (8th ed.) Citation(英)迈克尔·赫佩尔(Michael Heppell)著. 卓越论. 电子工业出版社, 2014.
Warning: These citations may not always be 100% accurate.