Get better or get beaten! : 29 leadership secrets from GE's Jack Welch 2026-02-15T18:32:27+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Slater, Robert, 1943 (McGraw-Hill, 2001)