000 00336nam a2200133Ia 4500
008 180613s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a541.353
100 _aOPEN UNIVERSITY
245 0 _aPhysical & Theoritical chemistry - III
260 _aSrilanka
_bFaculty of natural science
_c1987
300 _a82p
942 _cSR
999 _c79762
_d79762