000 00288nam a22001217a 4500
020 _a9788131306048
082 _aS471.13 .S56 2009
100 _aTribhuwan Singh
245 _aSericulture Extension Principle & Management
260 _aNew Delhi
_bAPH
_c2009
300 _a192P.
942 _cBK
999 _c7770
_d7770