Cita APA (7th ed.)

Jacobs, S. (2013). Membership rules!: The art of selling what matters (First edition.). Jossey-Bass.

Cita Chicago (17th ed.)

Jacobs, Sheri. Membership Rules!: The Art of Selling What Matters. First edition. San Francisco, CA: Jossey-Bass, 2013.

Cita MLA (9th ed.)

Jacobs, Sheri. Membership Rules!: The Art of Selling What Matters. First edition. Jossey-Bass, 2013.

Atenció: Aquestes cites poden no estar 100% correctes.