Não informado. (2008). Reproduction. Society for Reproduction and Fertility.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Reproduction. Cambridge, Inglaterra: Society for Reproduction and Fertility, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Reproduction. Society for Reproduction and Fertility, 2008.
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