Hyman, R. J. (1989). Information access: Capabilities and limitations of printed and computerized sources. American Library Association.
Chicago-viite (17. p.)Hyman, Richard Joseph. Information Access: Capabilities and Limitations of Printed and Computerized Sources. Chicago: American Library Association, 1989.
MLA-viite (9. p.)Hyman, Richard Joseph. Information Access: Capabilities and Limitations of Printed and Computerized Sources. American Library Association, 1989.
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