Pratt, Z. L. (2004). An investigation of the relationships between external environment, mission and strategy, leadership, organizational culture, and performance. Michigan State University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pratt, Zachary Lee. An Investigation of the Relationships Between External Environment, Mission and Strategy, Leadership, Organizational Culture, and Performance. East Lansing, MI: Michigan State University, 2004.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Pratt, Zachary Lee. An Investigation of the Relationships Between External Environment, Mission and Strategy, Leadership, Organizational Culture, and Performance. Michigan State University, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.