APA-viite

Kimball, C. (2007). Entrepreneur magazine’s ultimate book of sales letters: Customize your letters, memos, E-Mails and presentations with the enclosed CD-ROM. [Irvine, CA.]: Entrepreneur Press.

Chicago-tyylinen lähdeviittaus

Kimball, Cheryl. Entrepreneur Magazine’s Ultimate Book of Sales Letters: Customize Your Letters, Memos, E-Mails and Presentations With the Enclosed CD-ROM. [Irvine, CA.]: Entrepreneur Press, 2007.

MLA-viite

Kimball, Cheryl. Entrepreneur Magazine’s Ultimate Book of Sales Letters: Customize Your Letters, Memos, E-Mails and Presentations With the Enclosed CD-ROM. [Irvine, CA.]: Entrepreneur Press, 2007.

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