Cohen, W. A. (2001). How to make it big as a consultant (3rd ed.). AMACOM.
Chicago Style (17th ed.) CitationCohen, William A. How to Make It Big as a Consultant. 3rd ed. New York: AMACOM, 2001.
ציטוט MLACohen, William A. How to Make It Big as a Consultant. 3rd ed. AMACOM, 2001.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.