000 00293nam a2200121Ia 4500
020 _a9789556803563
082 _a530
_bJAY
100 _aJayaweera
245 _aPhysics gr 11 (Work book)
_cUpali Jayaweera
260 _aKuliyapitiya
_bSamudra book publications
_c2014
300 _a83
942 _cBK
999 _c6649
_d6649