Electro technology 2 
Alimen, Rolando. 
 -  Philippine Foundation for Maritime Teaching Aids, Inc.  2003 
 - viii, 142 pages. 
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<br/><br/><label>ISBN: </label>9-71030604-9 
<br/><br/><label>Dewey Class. No.: </label>M 621.319 El2e 2003