RAO, B .S. PRINCIPLES OF COMMUNITY MEDICINE / Textual Documents NULL. - NULL : ALL INDIA TEXT BOOKS SUPP. (A.T.T.B.S) , 2005. - 627 : : xvi ; ; A4 . + PB. PSM ISBN: 8174731706 Subjects--Index Terms: PREVENTIVE SOCIAL MEDICINE Dewey Class. No.: 616 / RAO