Teaching strategies in the social sciences for elementary grades 
Gonzalez, Ma. Minerva A. 
 -  Katha  Publishing Co., Inc.  1989 
 - 94 pages 
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<br/><br/><label>ISBN: </label>9-71150076-0 
<br/><br/><label>Dewey Class. No.: </label>F 372.83 T22 1989