Schiefelbein Fuenzalida, Ernesto,  1934- <br/><br/>
Progress report on a tracer study in Chile / 
E. Schiefelbein and J. Farrell. 
 - Santiago, Ch. :  CIDE,  1977 
 - 10, [7] h. 
<br/><br/><label>Encabezamiento--Tema: </label><br/>EDUCACION ---PLANIFICACION ---CHILE<br/>CAMBIO EDUCATIVO ---CHILE