000			00469 a2200169 4500
999			_c39534 _d41081
003			ISURa
008			170131b xxu||||| |||| 00| 0 eng d
020			_a9552300104
041			_aEnglish
082			_a310 _bGAL
100			_aGalagedara , D.A.U. _929923
245			_aසංබයානය _bතෙවන විෂයාංගය
260			_c1989 _aNugegoda _bOpen University _g1989
300			_bill. _c28 cm. _a74 p.
650			_aStatistics _95598
942			_cSR _2ddc