00431nam a2200169Ia 4500 170901s1981 xx 000 0 und d 334.683 L28K Lavania, G. S. Krishi-Sahakarita Patna Bihar Hindi Granth Academy 1981 480 Economics Social sciences Cooperative agriculture Bhalerao, M. M. ddc BK 2721 2721 0 0 ddc 0 0 RAU RAU 2017-10-18 B. H. G. A., Patna 34.50 0 334.683 L28K 44331 2017-10-18 1994-01-11 BK