Association of Research Libraries. Systems and Procedures Exchange Center. (1991). Scholarly information centers in ARL libraries. Association of Research Libraries, Office of Management Services, Systems and Procedures Exchange Center.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Association of Research Libraries. Systems and Procedures Exchange Center. Scholarly Information Centers in ARL Libraries. Washington, D.C.: Association of Research Libraries, Office of Management Services, Systems and Procedures Exchange Center, 1991.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Association of Research Libraries. Systems and Procedures Exchange Center. Scholarly Information Centers in ARL Libraries. Association of Research Libraries, Office of Management Services, Systems and Procedures Exchange Center, 1991.