Oyyan, S. (1997). Genetic variation of native goats of Southeast Asia, Sri Lanka and Australia / Selvaraj Oyyan.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOyyan, Selvaraj. Genetic Variation of Native Goats of Southeast Asia, Sri Lanka and Australia / Selvaraj Oyyan. 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOyyan, Selvaraj. Genetic Variation of Native Goats of Southeast Asia, Sri Lanka and Australia / Selvaraj Oyyan. 1997.
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