Dhankar publication IBPS PO

Is there any one who can give me the information about what are the good books which I can prefer to study for the exam for the post of Probationary Officers (PO) which is conducted by the Institute of Banking Personnel Selection? if you can give me the information then give me the list of books of Dhankar publication for the post of Probationary Officers (PO) which is conducted by the Institute of Banking Personnel Selection?