The concept of indexing and abstracting and their role in information retrieval, subject analysis, bibliographic control, types, forms and functions of indexes. Sorts of traditional and computerized indexes. Lists of subject headings and thesaurus and uses. Indexing languages, indexing and indexes evaluation. Technical and practical indexing processes. Abstracting and abstracts: aims and functions. Components of abstracts and processes, types of abstracts and evaluation. The use of computers, databases and networks on the Internet. Practicum.