Book data collection to google sheet

I need to collect data for my library. I understand it could be achieved by the fuction of =IMPORTXML in google sheet. Detail document for task is the following link.
https://docs.google.com/presentation/d/1OM-wdEykeWAyk6kqI9iUQNgE0f8x1djih4SBkFs9RM0/edit?usp=sharing