000 00431 a2200169 4500
999 _c38828
_d40375
003 ISURa
008 140811b xxu||||| |||| 00| 0 eng d
041 _aSinhala
082 _a333.79
_bBAL
245 _aබල හා මිනුම්
260 _c1983
_aColombo
_bMarga Publishers
_g1989
300 _bill.
_c18 cm.
_a32 p.
300 _bcol. ill.
650 _aMEASUREMENT
_911909
650 _aENERGY
_97353
942 _cLN
_2ddc