工具書Learn You a Haskell for Great Good $24.29 (免運費)

Learn You a Haskell for Great Good!: A Beginner's Guide，初級工具書。以淺顯的方式讓你更快上手。定價 $44.95，現在只要 $24.29，現省 20.66(46%)。免運費。

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Learn You a Haskell for Great Good!: A Beginner's Guide