Holtz, H. (1999). The concise guide to becoming an independent consultant. New York: John Wiley & Sons, Inc.
Chicago Style CitationHoltz, Herman. The Concise Guide to Becoming an Independent Consultant. New York: John Wiley & Sons, Inc, 1999.
Cita MLAHoltz, Herman. The Concise Guide to Becoming an Independent Consultant. New York: John Wiley & Sons, Inc, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.