Weiss, A. (2016). Million Dollar Consulting: The Professional's Guide to Growing a Practice (5th rv ed.). McGraw Hill Education.
Cita Chicago (17th ed.)Weiss, Alan. Million Dollar Consulting: The Professional's Guide to Growing a Practice. 5th rv ed. New York: McGraw Hill Education, 2016.
Cita MLA (9th ed.)Weiss, Alan. Million Dollar Consulting: The Professional's Guide to Growing a Practice. 5th rv ed. McGraw Hill Education, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.