Journal), a semi-annual journal beside (King Fahd National Library Abstracts Bulletin). Registration and International Standard Book Number for Saudi Arabia The library had made and agreement with the International Center for Publication Registration and Specification of International Standard Book and Serial Numbers (ISBN, ISSN), to deal as a national center responsible for book registration, the numbers appear on Saudi publications, beside cataloguing in publication that improved the shape of Saudi publication, and unease the procedure of bibliographic control in both Arab and international level, the library leads other Arab libraries in this field regarding the application of international standards as witnessed by international centers, though, the library provides the international centers in France and Germany with adequate control of Saudi publications including Saudi publishers and their addresses. The international centers issue annual guides of publications published throughout the world including Saudi Arabia, therefore, Saudi publication became international and the libraries, information centers and the publishers became aware of Saudi publications, publishers and their addresses which made Saudi publication well acquainted worldwide, the library also provides UNESCO annually with a report on publishing and translation activity in Saudi Arabia, the library has also been selected as the national center for the deposit of IFLA publications. Preparing information The library receives annually so many inquiries and deep search questions which need data collection and prepare it in forms that suits the customer's need, the library made many bibliographies of Saudi intellectual property from books, periodicals and translations to publish in UNESCO and Arab Organization for Education, Culture and Science publications through Saudi ministry of education, the library also provides statistical data about publishing in Saudi Arabia for international organizations and researchers all over the world. Reference services The reference services provided to the library customers developed as the development of information resources that includes full text databases beside the main library database, the library receives many reference and research inquiries directly or through telephone, the library issues library cards for its usual customers to enable them getting proper service. Exchanging circulation The library made an agreement with some Saudi libraries and information centers to apply exchanging circulation system, this system may include more Saudi libraries in future under the supervision of the library. Computer output access The library provides computer output for its customers, these outputs include bibliographical information and texts from different references and information resources. Manuscript Heritage Safety Manuscripts have