Arthur D. Little, Inc, & United States. National Commission on Libraries and Information Science. (1979). A comparative evaluation of alternative systems for the provision of effective access to periodical literature: A report to the National Commission on Libraries and Information Science. The Commission : for sale by the Supt. of Docs., U.S. Govt. Print. Off..
Παραπομπή σε μορφή Chicago (17η εκδ.)Arthur D. Little, Inc, και United States. National Commission on Libraries and Information Science. A Comparative Evaluation of Alternative Systems for the Provision of Effective Access to Periodical Literature: A Report to the National Commission on Libraries and Information Science. Washington: The Commission : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1979.
Παραπομπή σε μορφή MLA (8th εκδ.)Arthur D. Little, Inc, και United States. National Commission on Libraries and Information Science. A Comparative Evaluation of Alternative Systems for the Provision of Effective Access to Periodical Literature: A Report to the National Commission on Libraries and Information Science. The Commission : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1979.