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- [2] FARM MARKETING COSTS AND WAGE-HOUR LEGISLATION JOURNAL OF FARM ECONOMICS, 1938, 20 (03): : 699 - 702
- [3] THE RELATIONSHIP OF VOLUME, PRICES AND COSTS TO MARKETING MARGINS FOR FARM FOODS JOURNAL OF FARM ECONOMICS, 1960, 42 (02): : 362 - 370
- [4] PROCEDURE TO CALCULATE THE COSTS OF PRODUCTION IN THE FOOD FARM ANTONIO SANCHEZ REVISTA UNIVERSIDAD Y SOCIEDAD, 2013, 5 (02):