000 00322nam a22001337a 4500
020 _a9788126431380
082 _a615.53
_bUNN.K
100 _aUnnikrishnan, E.
245 _aKeralathile nattuvydyam /
_cby E Unnikrishnan.
260 _aKottayam :
_bD C Books,
_c2011.
300 _a240 p.
650 _astudy
942 _cBK
999 _c493209
_d493209