Psychology : applied to business and industry 
Sanchez, Custodiosa A. 
 - third edition 1997. 
 -  National Book Store.  1997 
 - 230 pages. 
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<br/><br/><label>ISBN: </label>9-71085936-6 
<br/><br/><label>Dewey Class. No.: </label>F 158.7 Sa5p 1997