Παραπομπή APA
Nutrition Conference for Fed Manufacturers, 7., Swan, H., & Lewis, D. (1974). Feed energy sources for livestock: [papers]. London: Butterworths.
Παραπομπή Chicago StyleNutrition Conference for Fed Manufacturers, 7th,, Henry Swan, and Dyfed Lewis. Feed Energy Sources for Livestock: [papers]. London: Butterworths, 1974.
Παραπομπή MLANutrition Conference for Fed Manufacturers, 7th,, Henry Swan, and Dyfed Lewis. Feed Energy Sources for Livestock: [papers]. London: Butterworths, 1974.
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