TY - BOOK AU - SHARMA (Arun);BHAGAT (Madhukar Kumar);GUHA (Abhijit) TI - General studies paper II 2020: For civil services preliminary examination-GS paper II SN - 978-93-5316-777-6 U1 - 032.02 23 PY - 2019/// CY - Delhi PB - McGrawhill Education KW - General Knowledge ER -