Electrical :  2008 NEC revision.  Annotated instructor's guide 

 - New York :  Pearson Education ,  2008 
 - 2 v. (various pagings) :  ill. ;  28 cm. +  2 test booklets, 2 workbook answer keys 
<br/><br/> "National Center for Construction Education and Research" -- Cover 
<br/><br/>Level 1 --  Level 2 
<br/><br/><label>ISBN: </label>9780136044635 (Level 1 : pbk.) 0136044638 (Level 1 : pbk.) 9780136044680 (Level 2 : pbk.) 0136044689 (Level 2 : pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric engineering