Hirsh, S. (2022). Information services today: An introduction (Third edition.). Rowman & Littlefield.
Čikaški stil citiranja (17. izdanje)Hirsh, Sandra. Information Services Today: An Introduction. Third edition. Lanham, Maryland: Rowman & Littlefield, 2022.
MLA način citiranja (9. izdanje)Hirsh, Sandra. Information Services Today: An Introduction. Third edition. Rowman & Littlefield, 2022.
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