Clarke, D. J., & Huff, H. B. (1976). Organization and method of operation of the Canadian cattle and beef marketing system. Commission of Inquiry into the Marketing of Beef and Veal : available from Print. and Pub. Supply and Services Canada.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Clarke, David J., و H. Bruce Huff. Organization and Method of Operation of the Canadian Cattle and Beef Marketing System. Ottawa: Commission of Inquiry into the Marketing of Beef and Veal : available from Print. and Pub. Supply and Services Canada, 1976.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Clarke, David J., و H. Bruce Huff. Organization and Method of Operation of the Canadian Cattle and Beef Marketing System. Commission of Inquiry into the Marketing of Beef and Veal : available from Print. and Pub. Supply and Services Canada, 1976.