Williams, T. O. (1993). Impact of livestock pricing policies on meat and milk output in selected sub-Saharan African countries. ILCA.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWilliams, T. O. Impact of Livestock Pricing Policies on Meat and Milk Output in Selected Sub-Saharan African Countries. Addis Ababa, Ethiopia: ILCA, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWilliams, T. O. Impact of Livestock Pricing Policies on Meat and Milk Output in Selected Sub-Saharan African Countries. ILCA, 1993.
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