Vitale, J. (2006). There’s a customer born every minute: P.T. Barnum’s amazing 10 "rings of power" for creating fame, fortune, and a business empire today--guaranteed! Hoboken, N.J: John Wiley.
シカゴスタイル引用形Vitale, Joe. There’s a Customer Born Every Minute: P.T. Barnum’s Amazing 10 "rings of Power" for Creating Fame, Fortune, and a Business Empire Today--guaranteed! Hoboken, N.J: John Wiley, 2006.
MLA引用形式Vitale, Joe. There’s a Customer Born Every Minute: P.T. Barnum’s Amazing 10 "rings of Power" for Creating Fame, Fortune, and a Business Empire Today--guaranteed! Hoboken, N.J: John Wiley, 2006.
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