Não informado. (1989). Invertebrate Reproduction & Development. International Science Services.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Invertebrate Reproduction & Development. Rehovot, Israel: International Science Services, 1989.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Invertebrate Reproduction & Development. International Science Services, 1989.
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