00347nam a2200121Ia 450000500170000000800410001702000180005808200150007610000220009124500520011326000510016530000090021620260205063329.0260111s9999||||xx |||||||||||||| ||und||  a9789387067554  a909  R246W  aReddy, Krishna K. 0aWorld history: For civil services  examinations  aChennaibMcGraw Hill Education Pvt. Ltd.c2018  aV.P.