Greenhalgh, Susan Fertility as mobility : sinic transitions / Susan Greenhalgh - New York : Population Council (PC) , 1988 - 61p. : ill. ; 22 cm. - Working papers (Population Council. Center for Policy Studies) No. 141 . Includes bibliographical references. Subjects--Topical Terms: Fertility, Human--ChinaSocial mobility--China Gov. Doc. Class. No.: US PC CPS WP-141