00356nam a2200109Ia 450000500170000000800410001702000180005808200160007624500800009226000650017230000090023720260205105403.0260111s9999||||xx |||||||||||||| ||und||  a9789352607419  a001  Mc178G 0aGeneral studies 2018: for civil services preliminary examination GS paper 1  aChennaibMcgraw hill education (india) private limitedc2018  av.p.