00280nam a2200097Ia 4500008004100000082001600041100002700057245005100084260003900135300000800174140113s9999    xx            000 0 und d  a338:63   L8  a" Batra, Madan Mohan."  aAgricultural Production :Prices and Technology  a1977bAllied PublisherscNew Delhi  a170