PITTS ROBERT A. (2000). STRATEGIC MANAGEMENT: BUILDING AND SUSTAINING COMP. ADVANTAGE (2ND.). SOUTH-WESTERN COLLEGE PUBLISHING CO.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)PITTS ROBERT A. STRATEGIC MANAGEMENT: BUILDING AND SUSTAINING COMP. ADVANTAGE. 2ND. CINCINNATI: SOUTH-WESTERN COLLEGE PUBLISHING CO, 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)PITTS ROBERT A. STRATEGIC MANAGEMENT: BUILDING AND SUSTAINING COMP. ADVANTAGE. 2ND. SOUTH-WESTERN COLLEGE PUBLISHING CO, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.