000 00455nam a2200157 a 4500
999 _c1238
_d1238
020 _a1557560021 (paperback)
020 _a9781557560025 (paperback)
100 1 _aConcepts, Energy.
245 1 0 _aElectricity Concepts unit 2 /
250 _a1St Edition.
260 _a[S.l.] :
_bEnergy Concepts,
_c1976.
300 _a1 v. (unpaged) ;
650 _aElectricity
856 4 0 _uhttp://www.amazon.com/exec/obidos/ASIN/1557560021/chopaconline-20
942 _cBK