Liff, S. (2007). Managing Government Employees: How to Motivate Your People, Deal With Difficult Issues and Achieve Tangible Results (1st.). Amacom.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Liff, Stewart. Managing Government Employees: How to Motivate Your People, Deal With Difficult Issues and Achieve Tangible Results. 1st. New York: Amacom, 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Liff, Stewart. Managing Government Employees: How to Motivate Your People, Deal With Difficult Issues and Achieve Tangible Results. 1st. Amacom, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.