Hare Krsna,
HG Paramesvara Prabhuji is a senior disciple of HH Radhanatha Swami Maharaja, living in Chennai, Tamil Nadu, India. He has compiled his realizations in a booklet format in this book called "Gift From God". Click the below link to read this book online:
Gift From God Book by HG Paramesvar Prabhuji.
There is a wealth of knowledge in this book. Any persons who is trying to become devotee of Krsna can utilize the lecture series stored in
Audio ISKCON desire Tree.