The book tries to fill a gap, in France, where “It does not exist…a treat that gives an accurate and wide view of the many aspetcs of this profession”. The text analyzes the aspects that can help to give life to the constitution of a profession so composite and differentiate: 1.the information, the documentalist, the user; 2. Documentation, organization and industry; 3. Dcoumentation, information science and net; 4. Documentation, techinque and document ; 5. Documentation, management and result; 6. Documentation and society; Conclusion.