Sams teach yourself SAP in 24 hours 2026-02-15T14:25:34+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Anderson, George W.; Davis, Jeff; Rhodes, Tim (Sams teach yourself, 2009)