Required help and Information on Joining CA

Dear Sir,

I would request you to give me the guidance about admission in CA. I have done B Com with 64% marks in 1997 I did M Com with 50% marks in 2000 I have done M Sc Comp Sci with 64% in 2002 and thereafter i worked with a prominent CA for 2 years I want to take admission in CA, kindly clarify the procedure

Thanks and Regards