00267nam a2200097Ia 4500 211228s9999 xx 000 0 und d Jayakar Knowledge Resource Centre Sachadeva, S K Vikas encyclopaedia of general kmowledge. 1 205590 205590 0 0 0 0 2 2 2 0000-00-00 0 3 K4 301078 2022-01-11 0000-00-00 1