Inside Xanathar’s Guide to Everything
This book is a supplement to the most recent versions of the Dungeon Master’s Guide and the Player’s Handbook.
This guide is also the D&D update that adds new rules and story possibilities.
This book has a lot of choices for both players and Dungeon Masters, just like the Player’s Handbook, and it also has notes written by Xanathar of Waterdeep in the margins.
Here is the link to download the pdf document of PDF of Xanathar’s Guide to Everything – just click on it