The state of the world's children / United Nationas Children's Fund - New York, N. Y. : Oxford University Press, UNICEF, 1991 - 92 - 2 v. Contiene : v. 1991 ; v. 1992 Subjects--Topical Terms: Niños --Cuidado e Higiene -Niños --Países subdesarrollados - Dewey Class. No.: 362.7 / U58s