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There's also a similar book for OCaml:

Unfortunately, that book is dated. It's not even that old, but it's already dated.

Haskell has a discoverability problem, and a good modern book might be the best way to solve it. But it may be moving too fast for that currently.

Real World Haskell is somewhat out of date. I'm not sure what to go with instead, but I've heard good things about Haskell Programming from First Principles (which has already been mentioned in this thread).