Wirtu, G. (1992). Evaluation of reproductive performance and aspects of oestrus phenomenon in zebu and crossbred cattle at the ILCA Debre Zeit Research Station. Addis Ababa University.
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Cita Chicago Style (17a ed.)
Wirtu, G. Evaluation of Reproductive Performance and Aspects of Oestrus Phenomenon in Zebu and Crossbred Cattle at the ILCA Debre Zeit Research Station. Addis Ababa University, 1992.
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Cita MLA (9a ed.)
Wirtu, G. Evaluation of Reproductive Performance and Aspects of Oestrus Phenomenon in Zebu and Crossbred Cattle at the ILCA Debre Zeit Research Station. Addis Ababa University, 1992.
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