Hey.
GK - For static you can refer to the Concised size Pearson or the Arihants guide.
For current affairs, first of all develop a habit to read newspapers daily. The Hindu is the newspaper preferred by various CLAT/ AILET Aspirants.
There is a site called GK today.in which you can go to for current affairs. They have daily quizes based on current affairs which has been proved very usefull for law entrances  preparation.
English - For Vocabulary you can refer the Word Power Made Easy. You will come across various words while reading the newspaper too, prepare a list, go through them regularly and try to use them in sentences. You should read the Editorial section of the Hindu for your Reading as well as Vocabulary section of CLAT/AILET
For grammar you can use the Wren & Martin.
Mathematics - For Quantitative aptitude by RS Aggarwal. Other than that previous year question papers and Arihant/ Universal guide migh help too.
Legal Aptitude - Universals guide to CLAT and LLB, Pearson CLAT Guide are considered the best.
Logical Reasoning - RS Aggarwal
Make sure that you go through the past year question papers and practice them along with sample papers.
If you are planning to take any coaching in institutes like Career launcher, Bulls eye etc then their reading material covers all aspects. You can refer the books listed above in case you need separate books for any or all the sections.
Best of luck!

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