TY  - BOOK
AU  - Whitfield, John Frederic.
TI  - Electrical craft principles / J. F. Whitfield
SN  - 9780863419324 (v. 1)
U1  - 621.3 WHI 
CY  - Stevenage, Eng. :The Institution of Engineering and Technology, c2008.
KW  - Electrical engineering
ER  -