Dear Vivek!
Seriously go through the Audit Study with the Help of Surbhi bansal & Vinod Aggarwal's book its more than enough see read the Chapter from study for Surbhi mam notes any of them either study or surbhi mam 's notes . after completing the chapter go for each & every question answer from Vinod aggarwal sir 's book or any time u can conact me I shall guide u how to tackle the auditing ..............
Love & regards
neeraj