HI how r u?first of all, i would like to thank u so much for guiding us very franky.i need some help from u.firstly can u tell me abt urself that u r also preparing for pcs exams?secondly can u tell me abt best books for indian history period 2 except book by k.ali because i had already read this book but i m not that much satisfied from k.ali's book n i also want to know abt book for social work and best book for quotational essays.n do u have any idea that in which month exams of bpsc [EB] would be expected.i will be very thankful to you.....