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 8 them and to become more sociable as well as disci- plined. The book stock of a college library should contain not only the prescribed books for their study and consultation but also the books on adventure, popular science, sports, hobbies, culture, biographi- cal sources containing inspiring biographical sket- ches, classical and modern literature and standard and important reference sources, since they have to serve the younger people who are very conscious of themselves. The great task of a university library is to help learned professors, more responsible students, and researchers with necessary detailed books and valuable reference sources, learned perio- dicals, research publications and bibliographies on different subjects through a well organised reference service. SPECIAL LIBRARIES To-day's technical and industrial advances and the expansion of research in those fields has led to a demand for special libraries. Research workers in science and technology, executives in business and industrial firms and members of professional and institutional organisations depend mostly on them. Special libraries usually serve a limited number of users who share a particular interest and they are set up as a service department in a non-library organization. Hence the librarian of a special library should know and appreciate the objectives as well as the needs of the organization in order to collect the right materials and provide the most useful service. In addition he should have some knowledge of the subject and special field to w ch he is attached and the ability to adopt suitable