Gustavson, P., & Liff, S. (2014). A team of leaders: Empowering every member to take ownership, demonstrate initiative, and deliver results. AMACOM.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gustavson, Paul, و Stewart Liff. A Team of Leaders: Empowering Every Member to Take Ownership, Demonstrate Initiative, and Deliver Results. New York, New York: AMACOM, 2014.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Gustavson, Paul, و Stewart Liff. A Team of Leaders: Empowering Every Member to Take Ownership, Demonstrate Initiative, and Deliver Results. AMACOM, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.