Jacobs, S. (2013). Membership rules!: The art of selling what matters (First edition.). Jossey-Bass.
Chicago Style (17th ed.) CitationJacobs, Sheri. Membership Rules!: The Art of Selling What Matters. First edition. San Francisco, CA: Jossey-Bass, 2013.
ציטוט MLAJacobs, Sheri. Membership Rules!: The Art of Selling What Matters. First edition. Jossey-Bass, 2013.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.