Methods for estimating fertilty trends using WFS and other data / edited by Keneth H. Hill. - The Hague : International Statistical Institute, 1980. - 29 p. ; 21 cm. - Methodology session ; no. 8 . Includes bibliographic references: (p. 29). Subjects--Topical Terms: Fertility, Human-- Congresses. Birth control-- Congresses. Dewey Class. No.: 304.632 WOR