000 00309nam a2200121Ia 4500
008 170101s2009 xx 000 0 und d
082 _a638.2 SIN
100 _aSingh, T.
245 0 _aSericulture extension:principles and management
260 _aNew Delhi
_bAPH
_c2009
300 _a192p.
942 _2ddc
_cBK
999 _c271081
_d271081