Nzita Kikhela, D. Techniques for collections and analysis of data on perinatal mortality in Kinshasa, Zaĩre / D. Nzita Kikhela . - Ottawa : International Development Research Centre, c1989 . - X-84 p. ; 25 cm. - Infant mortality and health studies Technical study . Bibliogr. ISBN: 0889365296 Source: Fonds Facagro Universal Decimal Class. No.: 312.2