Four Volumes, 12 Volumes, Page 433 of the Ancient Divination Book “Yilin Supplement”

Li Jizhong “Book of Changes Bagua Health Case Classics”

Page 256 of Yang Hepeng’s “Book of Changes Digital Lucky Mirror”

Cao Jiuxi’s “Yi Yin” in the 14th year of the Republic of China [1925] Wenming Bookstore

Qu Wei’s “Six Yao Broken Years Secret Book” word version

Ancient book “Tui Bei Tu” page 76

Chang Bingyi’s “Introduction to the Book of Changes” Revised Collector’s Edition 364 pages

Fu Peirong’s “Handbook of Interpretation of Gua”, page 64

Fu Peirong’s “Introduction to the Book of Changes – Divination and Interpretation of Hexagrams” page 418

Folk divination book “Duangong Niujiao Guashu” page 39

“Liu Yao Ancient Books and Classics Collection” page 1517

Xia Xinren’s “Complete Book of Xia Xinren’s Miraculous Method of Divination and Divination”, page 50

Old Man Yehe “Reediting the Book of Hexagrams of Wild Crane” Reediting Ruyi Hall by He Taiguan of Guangxuan Palace

Chen Chunsheng’s “Solo Hexagram Method and One Hexagram with Multiple Breaks Textbook” page 22

Liuyao ancient book “Spirit Turtle Collection” page 86

Six-line divination ancient book “Yilin Zongduan” page 85 (with Korean)

Shao Weihua’s “Book of Changes and Hexagram Prediction” page 396

Gao Shanqing “Complete Works of Fortunetelling in the World 05: Book of Changes and Bagua Spiritual Divination”

The Secret Book of the Palace Collection: The Encyclopedia of Qimen in the Palace Collection (Five Letters and Twenty-five Volumes)

Kong Richang’s “Introduction to Qimen Dunjia” e-book

Huang Hengyu/Lin Jinzhou “Learning Qimen Dunjia, This is the Best Book” PDF HD e-book

Xue Denglin 2010 Qimen advanced class textbook handout

Daliu Rengu’s book “Ren Ke Zong Jue” manuscript page 122

Dunjia Piercing Renqing Banknote Book