Park, K. Park's textbook of preventive and social medicine/ K. Park M.B.B.S., M.S - Twenty-sevennth Edition - Jabalpur: M/s Banarsidas Bhanot, 2015 - 936 pages : illustrations. Includes bibliographical references and index ISBN: 9789382219057 Subjects--Topical Terms: Medicine, preventive LC Class. No.: RA 425 / PAR 2015