Another (old) gem that I feel like suggesting to anyone interested in this topic is 'Introduction to Functional Programming' by Philip Wadler and Richard Bird,

Another (old) gem that I feel like suggesting to anyone interested in this topic is 'Introduction to Functional Programming' by Philip Wadler and Richard Bird, which is also available online for free: https://usi-pl.github.io/lc/sp-2015/doc/Bird_Wadler.%20Introduction%20to%20Functional%20Programming.1ed.pdf https://usi-pl.github.io/lc/sp-2015/doc/Bird_Wadler.%20Intro...