Neo-Nazis. White supremacists. There's a niche market for it.
Even if you were curious about it, you could sign it out of the library. Nearly every library carries it.
Heck it's available online so you don't even have to go to the library.
A book like that would be difficult to read online.
Much easier to sign it out of the library and read at your own pace. Also free of charge.
It is extremely boring by all accounts.