Sumário:Classical beginnings of the sociology of law:: Law as congruent generalisation. Law and physical violence. Structure and deviant behaviour -- The development of law : foundation of a sociological theory -- Law as structure of society -- Positive law -- Social change through positive law: The conditions for controllable social change. Legal problems of global Society. Law, time and planning -- Conclusion: questions for legal theory (first edition) -- Conclusion: legal system and legal theory (second edition).