.Johns Hopkins Bloomberg School of Public Health. (2019). .Public HealthL. .Johns Hopkins Bloomberg School of Public Health.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र.Johns Hopkins Bloomberg School of Public Health. .Public HealthL. New york: .Johns Hopkins Bloomberg School of Public Health, 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्र.Johns Hopkins Bloomberg School of Public Health. .Public HealthL. .Johns Hopkins Bloomberg School of Public Health, 2019.
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