Build Your Own Z80 Computer: Design Guidelines and Application : Steve Ciarcia : Free Download, Borrow, and Streaming : Internet Archive
archive.org
— Extracted from Google Books —Shows how to construct a power supply, microprocessor, peripheral devices and a CRT terminal and explains the design...

My understanding was that it’s too old to use the whole book with current hardware but it looks great nonetheless and I’m sure there are stuff to learn from it!