(1972). Third Conference on Prostaglandins in Fertility Control. World Health Organization.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThird Conference on Prostaglandins in Fertility Control. Stockholm: World Health Organization, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThird Conference on Prostaglandins in Fertility Control. World Health Organization, 1972.
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