TY  - BOOK
AU  - Mullin,  Ray C
AU  - Smith, Robert L
TI  - Electrical wiring commercial: Code, theory, plans, specifications, installation methods
U1  - 621.3.049.73 
PY  - 1977///
CY  - New York
PB  - Van Nostrand
KW  - Electrical wiring
ER  -