pragprog ,  clojure ,  erlang ,  haskell ,  prolog ,  ruby ,  scala ,  published-book ,  book-seven-languages-in-seven-weeks

pragprog ,  author-spotlight ,  book-designing-elixir-systems-with-otp ,  book-programming-phoenix-1-4 ,  book-seven-more-languages-in-seven-weeks ,  book-seven-languages-in-seven-weeks ,  book-adopting-elixir