TY  - BOOK
AU  - Watkins ,A.J.
AU  - Kitcher,Christopher James
TI  - Electrical installation calculations: basic : for technical certificate level 2 
SN  - 9781856176651 (pbk.) :
PY  - 2009///
CY  - Oxford
PB  - Newnes
KW  - Electric circuits
KW  - Mathematics
KW  - Problems, exercises, etc
ER  -