STEAM:
https://store.steampowered.com/app/2270/Wolfenstein_3D/
Good Old Games:
https://www.gog.com/game/wolfenstein_3d_and_spear_of_destiny
Masters of Doom:
https://www.amazon.com/Masters-Doom-Created-Transformed-Culture-ebook/dp/B000FBFNL0/ref=sr_1_1?dchild=1&keywords=masters+of+doom&qid=1615326086&sr=8-1
