000 00458 a2200169 4500
999 _c38629
_d40176
003 ISURa
008 150328b xxu||||| |||| 00| 0 eng d
041 _aEnglish
082 _a530.416
_bJAY
100 _aJayasinghe , E.M.
_91864
245 _aPhysics waves and vibrations
260 _c1984
_aNugegoda
_bOpen University
_g1995
300 _bill.
_c28 cm.
_a185 p.
650 _aPhysics
_975812
700 _aJayarathne, Osmand
_eed
_975813
942 _cLN
_2ddc