Ca final 2nd grp

Hello friends I am appearing for final 2nd grp this may.....I will b getting off from office from 8th April.....I haven't started anything till now coz of long hrs working.....I haven't taken any coaching but m in slight touch of each subject...I am 25 yrs and want to clear this tym at any cost.....plz suggest some good books that should b very concise and easy to understand in one read....so dat I can cover all subjects in one month. I am avg student so I dont want tough nd tym consuming books....plz suggest concise books mainly DT nd idt 2 cover my syllabus in 1 month.