Park, K. (2007). Park's textbook of preventive and social medicine (Nineteenth edition.). Banarsidas Bhanot.
Lua i Stíl Chicago (17ú heag.)Park, K. Park's Textbook of Preventive and Social Medicine. Nineteenth edition. Jabalpur: Banarsidas Bhanot, 2007.
Lua MLA (8ú heag.)Park, K. Park's Textbook of Preventive and Social Medicine. Nineteenth edition. Banarsidas Bhanot, 2007.
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