Academic performance of grade 1 pupils who have undergone and not undergone preschool in Padang Elementary School for the school year 1998-1999 
Bulaoro, Adora M. 
 -  Polytechnic State College of Antique.  1999 
 - xi, 51 leaves 
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<br/><br/><label>Dewey Class. No.: </label>TH 371.33 B85a 1999