Holtz, H., & Zahn, D. (2004). How to succeed as an independent consultant (4th ed.). Wiley.
Chicago Style (17th ed.) CitationHoltz, Herman, and David Zahn. How to Succeed as an Independent Consultant. 4th ed. Hoboken, N.J.: Wiley, 2004.
ציטוט MLAHoltz, Herman, and David Zahn. How to Succeed as an Independent Consultant. 4th ed. Wiley, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.