The art of leadership 2026-02-15T22:53:22+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Manning, George, 1943-; Curtis, Kent, 1939- (McGraw-Hill Education, 2015)