000 00439nam a2200145Ia 4500
008 211109s9999||||xx |||||||||||||| ||und||
082 _a535.2
_bBAL-P
100 _aBalakrishnan, T K
245 0 _aPrakasikam
260 _bState Institute of Languages
_aThiruvananthapuram
_c1974
300 _a289p.
630 _xgeneral stack
650 _aNatural Science
_vPhysics
_xLightLight & infrared & ultraviolet phenomenaGeneralia
942 _cBOOK
999 _c88348
_d88348