This foundational book by Prof. Dr. Ribhi Mustafa Aliyan delves into the core principles of library collection development, also known as acquisitions. It offers a comprehensive guide for librarians and information science students on creating selection policies, understanding acquisition methods, managing budgets, and evaluating collections. The work emphasizes the importance of building a balanced and user-centric collection that meets the community's informational and educational needs, making it an essential text for anyone involved in the strategic growth and management of library resources and information centers.