Park, K. Park's textbook of preventive and social medicine. - 18th ed. - India : Banarsidas Bhanot, 2005. - 711 p. : ill. ; 30 cm. Includes index. ISBN: 8190128280 Subjects--Topical Terms: Textbook of preventive Textbook of social medicine National Library of Medicine Call No.: WA 108 PP 2005