In this study, the meaning of the customer relations discussed and a customer relationship management model established for libraries and document information centers. Customer Relationship Management (CRM) is a management technique. It is applicable and useful for libraries and document information centers. Benefits can appear as a way to know users and understand their needs and improve standarts and effective service. In this way,libraries and document information centers can survive by themselves for existence with the CRM systems on the continuous changing, global and competitive environment. Data warehouses, focus groups, questionnaires, Internet and web pages can be used in CRM. CRM evaluated all operations of the customers in libraries and document information centers. The research methods utilised in this study are descriptive and comparative methods. Data gathering techniques are observation, interview techniques and documentary sources collection.