000 00441nam a2200169Ia 4500
999 _c74435
_d74435
005 20220105144508.0
008 180710s9999 xx 000 0 und d
020 _a139503
041 _aEN
082 _a537.1
_bOPE
_223
100 _aOPEN University of Sri Lanka
245 _aPhysics: advanced electromagnetism block 1-B
260 _aNugegoda
_bThe Open University of Sri Lanka
_c1986
300 _a231 p.
509 _aNS
942 _cR