000 00324nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aBrahm Swarup Ojha etc.
245 0 _aTechnological and Socio-economic Changes in Changes in Agricultural
260 _bOxford and IBH
260 _c1992
365 _b350
942 _cBK
999 _c218086
_d218086