Where can I buy the Book of Changes? number; amount; how many; how much

Zhouyi has theories and applications (geomantic omen, numerology, physiognomy, prediction and so on). What do you want to learn? If you are a beginner, I recommend reading the Book of Changes, Shanghai Ancient Books Publishing House, China Commercial Publishing House, and China Traditional Culture Publishing House. The author of these books is Wang Bingzhong.