00538nam a2200169 a 450000500170000000800410001702000180005804100080007608200080008410000170009224500480010926400360015730000340019394200070022799900170023495201170025120260717093338.0260717s2020    ii            000 0 eng d  a9789389662009  aeng04a5301 aGhatak, Ajoy10aEinstein's year of miracles /cGhatak, Ajoy 1aNew Delhi :bViva Books,c2020.  axlviii, 140 p.; ill. ; 21 cm.  cBK  c56717d56717  001040708DCaBKBCLbBKBCLd2020-05-20g395.00l0o530 GHAp87209r2026-07-17 09:33:38v395.00w2026-07-17yBK