UNAIDS. (1999). HIV/AIDS learning package for secondary school adolescents.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUNAIDS. HIV/AIDS Learning Package for Secondary School Adolescents. 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUNAIDS. HIV/AIDS Learning Package for Secondary School Adolescents. 1999.
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