000 00298nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aSingh (Tribhuwan)
245 0 _aSilk worm Rearing Technology : Principles and Management.
260 _bNIL
260 _c0
365 _b750.00
942 _cBK
999 _c160437
_d160437