So, honestly, why should it matter that a «single eBook license to a library may never expire, never wear out, and never need replacement»? (americanlibrariesmagazine.org)
Prices are $ 50 for single ebook covers and $ 80 for wraparound print covers (if you order a wraparound cover, you will also get a standalone lower - resolution ebook cover at no extra charge). (indieauthorservices.com)
Just to be clear, I'm talking about single eBooks, such as books you legally purchase and download from Tor or other bookstores that offer non-DRM protected files. (lifewire.com)