توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Stowell, D. M. (1997). Sales, marketing and continuous improvement: Sixbest practices to achieve revenue growth and increase customer loyalty. Jossey-Bass.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Stowell, Daniel M. Sales, Marketing and Continuous Improvement: Sixbest Practices to Achieve Revenue Growth and Increase Customer Loyalty. San Francisco: Jossey-Bass, 1997.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Stowell, Daniel M. Sales, Marketing and Continuous Improvement: Sixbest Practices to Achieve Revenue Growth and Increase Customer Loyalty. Jossey-Bass, 1997.