Não informado. (1972). Egyptian Journal of Animal Production. Egyptian Society of Animal Production, National Information and Documentation Centre.
Citace podle Chicago (17th ed.)Não informado. Egyptian Journal of Animal Production. Cairo: Egyptian Society of Animal Production, National Information and Documentation Centre, 1972.
Citace podle MLA (8th ed.)Não informado. Egyptian Journal of Animal Production. Egyptian Society of Animal Production, National Information and Documentation Centre, 1972.
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