Παραπομπή σε μορφή APA (7η εκδ.)

SMITH BENSON. (2003). DISCOVER YOUR SALES STRENGTHS: HOW THE WORLD`S GREATEST SALESPEOPLE DEVELOP WINNING CAREERS. WARNER BOOK.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SMITH BENSON. DISCOVER YOUR SALES STRENGTHS: HOW THE WORLD`S GREATEST SALESPEOPLE DEVELOP WINNING CAREERS. NEW YORK: WARNER BOOK, 2003.

Παραπομπή σε μορφή MLA (9th εκδ.)

SMITH BENSON. DISCOVER YOUR SALES STRENGTHS: HOW THE WORLD`S GREATEST SALESPEOPLE DEVELOP WINNING CAREERS. WARNER BOOK, 2003.