000 00387 a2200145 4500
041 _aEn
082 _a574
_bKUM
100 _aKumara , V.
245 _aThe degee of bachelor of science block 3 Vol; 1
_blevel three chemistry
260 _c1984
_aNugegoda
_bOpean University
_g1984
300 _bill.
_c29 cm.
_a176 p.
650 _aCHEMISTRY
700 _aAbeysekara , A.M.
942 _cLN
999 _c37256
_d38803