Up to now, only the book Notes on Collection and Arrangement of Guiguzi published by Zhonghua Book Company has collected the notes, comments and proofreading of Guiguzi by people from all walks of life for more than a thousand years. It was compiled by a modern scholar, of course, he has his own explanation of Guiguzi. You can go to Dangdang to inquire or buy. (Note: This book is typeset in the style of ancient China)