Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
이권설은 법적 권리의 중요성을 강조합니다.Igwonsul-eun beobjeok gwonli-ui jungyoseong-eul gangjohamnida.The theory of vested rights emphasizes the importance of legal rights.