What books do famous Yi-ology Feng Shui masters read?

What books do famous Yi-ology Feng Shui masters read? Yin-yang system theory is a reference book to enter the door of Yi-ology.

In order to obtain the most complete technology and method of four-column and eight-character prediction, human biological rhythm is the first choice;

What books do famous Yi-ology Feng Shui masters read? If you want to achieve something in the field of Feng Shui, scientific Feng Shui decryption is a textbook that all easy-to-learn Feng Shui masters must learn.

What books do famous Yi-ology Feng Shui masters read? If you want to change your fortune, you have to choose feng shui conditioning.