Here are some of the preparation books you can prefer for NATA.

• Architecture Entrance Book- P.K. Mishra
• A Complete Self Study Guide for B. Arch Entrance Examinations- Arihant Books
• Engineering Drawing - N.D.Bhatt and Pancha
• Verbal & Non-Verbal Reasoning Book- R.S. Agarwal
• NATA & B.Arch Question Bank  by Ar. Shadan Usmani
• NATA & B.Arch complete self study material: entrance examination by  Ar. Shadan Usmani
• A Complete Self Study Guide for B.Arch by P. K. Mishra
• B.Arch Entrance Examination Guide by Surendra Kavimandan
  Arihant M.P Mishra Barch Book

Good Luck!

• NATA & B.Arch Question Bank  by Ar. Shadan Usmani
• NATA & B.Arch complete self study material: entrance examination by  Ar. Shadan Usmani
• A Complete Self Study Guide for B.Arch by P. K. Mishra
• B.Arch Entrance Examination Guide by Surendra Kavimandan
• Arihant M.P Mishra Barch Book