000 00373 a2200145 4500
999 _c39728
_d41275
003 ISURa
008 141203b xxu||||| |||| 00| 0 eng d
041 _aEnglish
082 _a537.5
_bPHY
245 _aPhysics
_belectronics block 2 B
260 _c1986
_aNugegoda
_bOpen University
_g1986
300 _bill.
_c20cm.
_axii,105 p.
650 _aPhysic
_910179
942 _cSR
_2ddc