Do not get confused.
You may go for coaching for practical subjects.
for theory, you can reffer following books-
1. Law-G.K.Kapoor/Munish Bhandari
2.Info.tech-Dinesh Madan
3.Auditing-Module/Surbhi Bansal Notes.
For Accounts do format topics well i.e.
insurance co,banking co, liquidation of co,electricity co
do non profit organisations well.
For Taxation-you can refer T.N.Manoharan
Capital gains,assessment procedures,Set-off,&salary with special focus
& other topics with concept clarity.
For Costing & F.M-
Do following chapters with special focus
Process costing,Std,Marginal,Overheads
Capital structure,Capital budgeting,funds & cash flow.
Please let me know if you have any problem.
All the best.
Regards
Aditya.