000 00284nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a338.43.01:631.1
_bCHA
100 _aCHAWDHARI, T P D
245 0 _aResource use and productivity on farms
260 _aHyderabad
_c1969
942 _cBK
999 _c32015
_d32015