Duffy, S. (2014). Launch: The Critical 90 Days From Idea To Market. Penguin Group.
Chicago Style (17th ed.) CitationDuffy, Scott. Launch: The Critical 90 Days From Idea To Market. U.S.A.: Penguin Group, 2014.
MLA (9th ed.) CitationDuffy, Scott. Launch: The Critical 90 Days From Idea To Market. Penguin Group, 2014.
Warning: These citations may not always be 100% accurate.