CRISP and SHORT notes from NCERTs M Laxmikant GC Leong Ramesh Singh Majid Hussain Bipin Chandra Rajiv Ahir and other important UPSC TEXTBOOKS https://t.me/joinchat/VqbscZdlSfdEjX93 https://t.me/joinchat/VqbscZdlSfdEjX93 https://t.me/joinchat/VqbscZdlSfdEjX93 114 views16:21