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
이 책의 반표제는 독자의 관심을 끌기 위해 작성되었습니다.i chaeg-ui banpyojeun dogja-ui gwansim-eul kkeulgi wihae jakseongdoeeossseubnida.The half title of this book was created to attract the reader's interest.