Jacobs, S. (2013). Membership rules!: The art of selling what matters (First edition.). Jossey-Bass.
Chicagoスタイル(17版)引用形式Jacobs, Sheri. Membership Rules!: The Art of Selling What Matters. First edition. San Francisco, CA: Jossey-Bass, 2013.
MLA(9版)引用形式Jacobs, Sheri. Membership Rules!: The Art of Selling What Matters. First edition. Jossey-Bass, 2013.
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