Reference sources in library and information services : a guide to the literature 2026-02-15T23:23:22+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Purcell, Gary R.; Schlachter, Gail A. (ABC-Clio Information Services, 1984)