Monograph . - Kaluga: Polygraph-Inform, 2010. - 112 s. This paper presents an independent approach to understanding the sources (forms of expression) of law, formulates its own concepts of their individual types. The system of legal sources is comprehensively and interrelatedly investigated, on the basis of comparative analysis the legal characteristics of its constituent elements and their classification are given. Issues such as: "The form of law and the source of law: theoretical problems of the relationship of concepts", "Types of sources (forms of expression) of law", "Systematization of legislation and its varieties", etc. Designed for students and teachers of law schools .