La calidad de la educación primaria : el caso de Puebla, México /
Sylvia Schmelkes, Carmen Noriega, Sonia Lavín, Francisco Martínez.
- ix, 159 páginas : ilustraciones
´This report, directed by Gabriel Carron, IIEP, is part of the Institute´s Inter-regional Research Project on the Improvement of Basic Education Services.´ - title page.