TY  - BOOK
AU  - National Center for Construction Education and Research.
TI  - Electrical level 1 : 2008 NEC revision. Trainee guide 
SN  - 9780136044598 (hbk.)
PY  - 2012///
CY  - Upper Saddle River, N.J. ; Columbus
PB  - Ohio : Pearson Prentice Hall
ER  -