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... Morality of Law by Lon L. Fuller. "Lon takes up the side of the old school. No answers, but great questions." 27. The Concept of Law by H. L. A. Hart. "Probably THE most famous book of jurisprudence." 28. Law, Liberty, and Morality by H. L. A. Hart. "Useful in thinking of ...
... Rights Seriously is definitely the better "beginners" text. As long as we're adding the deceased, H.L.A. Hart's The Concept of Law still gets my brain going. (ETA: The 2nd edition of The Concept of Law includes Hart's reply to Dworkin.)