توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Deitz, J. E., & Southam, J. L. (2009). Contemporary business mathematics: For colleges (fifteenth edition.). South-Western Cengage Learning.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Deitz, James E., و James L. Southam. Contemporary Business Mathematics: For Colleges. fifteenth edition. Mason, Ohio: South-Western Cengage Learning, 2009.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Deitz, James E., و James L. Southam. Contemporary Business Mathematics: For Colleges. fifteenth edition. South-Western Cengage Learning, 2009.