I just checked it out. apart from the book which you can buy, there is an open access edition, linked from the MIT press page, thanks to funding by Google, the

I just checked it out. apart from the book which you can buy, there is an open access edition, linked from the MIT press page, thanks to funding by Google, they say: https://github.com/IUCompilerCourse/Essentials-of-Compilation/releases/tag/racket-MIT-press https://github.com/IUCompilerCourse/Essentials-of-Compilatio... .