TY - BOOK AU - Raz,Joseph TI - The concept of a legal system : : an introduction to the theory of legal system / SN - 0198251890 U1 - 340.1 PY - 1970/// CY - Oxford : PB - Clarendon Press, KW - Jurisprudence N1 - Based on thesis, Oxford University; Includes bibliographical references (p. [209]-210) ER -