Lingner, Joan W. Organization and methods of the dual record system in India / Joa n W. Lingner and H. Bradley Wells. - Chapel Hill : International Program of Laboratories for Populatio n Statistics, 1973. - 33 p. : ill. ; 26 cm. - Scientific report series ; no. 9 . Bibliography: (p. 32-33). Subjects--Topical Terms: Dual record systems-- India. Subjects--Geographic Terms: India-- Population. Dewey Class. No.: 001.433 LIN