There are literally thousands and thousands of books that have been written on how to amass wealth. Some excellent, some less so; and too many not worth the paper they're printed on. Each posits its own special strategy, promising a future of riches to the reader. Of course, were there a sure-fire recipe for making millions, it's a safe bet that the last thing the guy who figured it out would do is share it with the world.
But as mentioned, some of these books have real value. One whose lessons have stuck with me in the decades since I first read it is The Millionaire Next Door: The Surprising Secrets of America's Wealthy, first published in 1996 by two PhD researchers, Thomas Stanley and William Danko,