Bulaoro, Adora M. <br/><br/>
Academic performance of grade 1 pupils who have undergone and not undergone preschool in Padang Elementary School  for the school year 1998-1999 / 
by Adora M. Bulaoro. 
 - xi, 51 leaves ;  28 cm. 
<br/><br/> Thesis (BEED) - Polytechnic State College of Antique, 1999.  Bibliography: leaves 46.