Environmental and pupil-related factors as correlates of elementary science performance in national achievement test fo r grade VI : bases for science 
Obani, Sylvia a. 
 -  University of Antique.  2014 
 - xvi, 165 leaves 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>National Achievement Test.
<br/><br/><label>Dewey Class. No.: </label>TH 372.1271 O121 2014