Gupta, M C. Textbook of preventive and social medicine (with CD) / by M C. Gupta and B K Mahajan. - 3rd ed / . - New Delhi : Jaypee Brothers , 1991. - 646p. : figures ; 28cm 1 CD . Includes index ISBN: 8180610705 RS495.00 Subjects--Index Terms: SOCIAL MEDICINE Dewey Class. No.: 610 / GUP/T