Mates, B. T. (2003). 5-star programming and services for your 55+ library customers. American Library Association.
Chicago-čujuhus (17. p.)Mates, Barbara T. 5-star Programming and Services for Your 55+ Library Customers. Chicago: American Library Association, 2003.
MLA-čujuhus (9. p.)Mates, Barbara T. 5-star Programming and Services for Your 55+ Library Customers. American Library Association, 2003.
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