In regulating qi, Sanhe, Kong Xuan and Bazhai are more common. If you are a beginner, you can start with a few books on Feng Shui. Although there is still something to discuss in the book, the language is plain and the entries are clear.
Although the ancient geomantic books are thorough in theory and must be read for in-depth study of geomantic omen, the methods of geomantic omen in ancient and modern times have changed greatly, and if there is no certain foundation, they will be at a loss.