Holtz, H. (1999). The concise guide to becoming an independent consultant. New York: John Wiley & Sons, Inc.
Chicago Style citaatHoltz, Herman. The Concise Guide to Becoming an Independent Consultant. New York: John Wiley & Sons, Inc, 1999.
MLA citatieHoltz, Herman. The Concise Guide to Becoming an Independent Consultant. New York: John Wiley & Sons, Inc, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.