Innotech regional seminar on approaches to effectives and economical delivery of mass primary education 19-23 Bebruary 1973 

 - Singapore:  Seameo Regional Innotech Centre,  1973. 
 - iii, 255p. 
<br/><br/> PB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Elementary
<br/><br/><label>Dewey Class. No.: </label>372  / SEI