The business idea : from birth to profitable company 2026-02-15T20:28:21+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Dorland, Gilbert N.; Van Der Wal, John (Van Nostrand Reinhold, 1978)