Marburger, D. R. (2012). How strong is your firm's competitive advantage? Business Expert Press.
Chicago-Zitierstil (17. Ausg.)Marburger, Daniel R. How Strong Is Your Firm's Competitive Advantage? [New York, N.Y.] (222 East 46th Street, New York, NY 10017): Business Expert Press, 2012.
MLA-Zitierstil (9. Ausg.)Marburger, Daniel R. How Strong Is Your Firm's Competitive Advantage? Business Expert Press, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.