APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

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

MLA-referens (9:e uppl.)

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