Books for group ii?

AMA / Costing - Padhuka (or PC Tulsian if you need detailed book) plus Study Material and Practice Manual (It is better prepare your own notes for theory portion).

ISCA - Manish Valechha ISCA Book (Memory Based Edition) plus Practice Manual (The best book ever released for this subject, The book is quite self-explainatory.. it explaines all topics with examples, diagrams, memory codes....) refer Study Material if you have sufficient time but not actually reuired. Use with practice manual only.

Direct Taxes - T.N. Manoharan Plus Summary Module of Vinod Gupta (Prepare notes for lengthy and typical portion, if possible).

Indirect Taxes - N S Govindan or rafi for Concepts (Padhuka or Banger for detailed Study and past exam questions)

costing- padhuka for self study

isca- manish valechha

dt- t.n manoharan or padhuka for self study.

idt- bangar or rafi