Gupta, Monica Das Informal security systems and population retention in rural India / by Monica Das Gupta - New Delhi : National Council of Applied Economic Research, 1987 - 44 p. ; 20 cm. - NCAER occasional paper ; no. 24 . Bibliography : p. 41-44 Subjects--Topical Terms: Fertility, Human--IndiaBirth control--Government policy--India--Kerala Subjects--Geographic Terms: India--Population--StatisticsIndia--Population Dewey Class. No.: 304.60954