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.
استشهاد بنمط شيكاغوKimball, 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 استشهادKimball, 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.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.