Introductory

Harris, Legal Philosophies (2nd ed)
Simmonds, Central Issues in Jurisprudence (3rd ed)

Students may wish to purchase the following

Dworkin, Law’s Empire
Finnis, Natural Law and Natural Rights
Fuller, The Morality of Law
Hart, The Concept of Law
Hart, Law, Liberty and Morality
Rawls, A Theory of Justice

For reference

Alexy, The Argument from Injustice
Allan, Constitutional Justice
Devlin, The Enforcement of Morals
Dworkin, A Matter of Principle
Dworkin, Taking Rights Seriously
Dworkin, Justice in Robes
George, Making Men Moral
Hart, Essays in Jurisprudence and Philosophy
Hart, Essays on Bentham
Kramer, In Defense of Legal Positivism
MacCormick, Legal Reasoning and Legal Theory
Mill, On Liberty
Nozick, Anarchy, State and Utopia
Rawls, Political Liberalism
Rawls, Justice as Fairness: A Restatement
Raz, Ethics in the Public Domain
Simmonds, Law as a Moral Idea