A first course in computer technology 2026-02-15T14:53:00+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from session cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Hartley, M. G.; Healey, Martin (McGraw-Hill electrical engineering series, 1978)