APA-ийн эшлэл(7 дахь хэвлэлт)

Trupp, P. Z. (2010). Ruthless: How enraged investors reclaimed their investments and beat Wall Street. Wiley.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Trupp, Philip Z. Ruthless: How Enraged Investors Reclaimed Their Investments and Beat Wall Street. Hoboken, N.J.: Wiley, 2010.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Trupp, Philip Z. Ruthless: How Enraged Investors Reclaimed Their Investments and Beat Wall Street. Wiley, 2010.