Methods of research and the thesis writing/ 
Calderon, Jose F. 
 -  National Book store,  2011 
 - xiv, 263 p. ;. 
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<br/><br/><label>ISBN: </label>9-71085508-5 
<br/><br/><label>Dewey Class. No.: </label>F 001.4 C12m 2011