Cita APA (7th ed.)

Borg, J. (1989). The Inner Game of Selling . . . Yourself. ELSEVIER.

Cita Chicago (17th ed.)

Borg, James. The Inner Game of Selling . . . Yourself. ELSEVIER, 1989.

Cita MLA (8th ed.)

Borg, James. The Inner Game of Selling . . . Yourself. ELSEVIER, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.