Isard, W. (1959). Industrial complex analysis and regional development: A case study of refinery-petrochemical-synthetic-fiber complexes and Puerto Rico. Technology Press of the Massachusetts Institute of Technology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Isard, Walter. Industrial Complex Analysis and Regional Development: A Case Study of Refinery-petrochemical-synthetic-fiber Complexes and Puerto Rico. [Cambridge]: Technology Press of the Massachusetts Institute of Technology, 1959.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Isard, Walter. Industrial Complex Analysis and Regional Development: A Case Study of Refinery-petrochemical-synthetic-fiber Complexes and Puerto Rico. Technology Press of the Massachusetts Institute of Technology, 1959.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.