1. Evidence to the Committee of Enquiry into Fatstock and Carcase Meat Marketing and Distribution;Allen;Farm Economics,1963
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3. Retail Mark-Ups and Distributive Margins: A Critical Analysis and Professor Allen's Theory;Bowbrick;Ir. Journal of Agricultural Economics and Rural Society,1973
4. Measurement and Analysis of Aggregate Marketing Margins;O'Connell;Journal of Agricultural Economics,1975
5. Committee of Inquiry (1964) Fatstock and Carcase Meat Marketing and Distribution (Verdon-Smith Report), Cmnd. 2282.