000 00420cam a2200157 4500
020 _a0090480325
082 0 0 _a621.3
_bPRA
_cL-9, P-48
100 1 _aPratt, William Thomas.
245 1 0 _aWorked examples in electrotechnology
_c[by] W. T. Pratt.
250 _a7th ed.
260 _aLondon,
_bHutchinson,
_c1968.
300 _axxiv, 325 p.
_billus.
_c22 cm.
650 0 _aElectrical engineering
650 0 _aMCE
942 _cBK
999 _c5571
_d5571