000 00306nam a22001217a 4500
020 _a9788176388221
082 _a665.776 SRE
100 _aSreedharan K
245 _aBiogas Praskthiyum Prayogavum
260 _aThiruvananthapuram
_bState Institute of Languages,Kerala
_c2014
300 _a80
942 _cBK
999 _c369047
_d369047