Weiss, A. (2016). Million Dollar Consulting: The Professional's Guide to Growing a Practice (5th rv ed.). McGraw Hill Education.
Chicago-Zitierstil (17. Ausg.)Weiss, Alan. Million Dollar Consulting: The Professional's Guide to Growing a Practice. 5th rv ed. New York: McGraw Hill Education, 2016.
MLA-Zitierstil (9. Ausg.)Weiss, Alan. Million Dollar Consulting: The Professional's Guide to Growing a Practice. 5th rv ed. McGraw Hill Education, 2016.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.