Παραπομπή σε μορφή APA (7η εκδ.)

Spence, G. (2005). Win Your Case: How to Present, Persuade, and Prevail-Every Place, Every Time (Audio Book). HarperCollins.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Spence, Gerry. Win Your Case: How to Present, Persuade, and Prevail-Every Place, Every Time (Audio Book). USA: HarperCollins, 2005.

Παραπομπή σε μορφή MLA (9th εκδ.)

Spence, Gerry. Win Your Case: How to Present, Persuade, and Prevail-Every Place, Every Time (Audio Book). HarperCollins, 2005.