00437nam a2200169Ia 4500 170901s1985 xx 000 0 und d 0706928288 338.5 D97M Dwivedi, D. N. Managerial Economics New Delhi Vikas Publishing House Pvt. Ltd. 1985 424 Economics Social sciences Managerial economics ddc BK 4 3436 3436 0 0 ddc 0 0 RAU RAU 2017-10-18 UBSPD, Patna 95.00 5 338.5 D97M 40377 2024-03-13 2024-02-17 1987-12-11 BK