Nam-dŏk Cho

• Chʻŏphae sinŏ ŭi haengjung naeyong ye punsŏk
• Chʻophae sinŏ ŭi kaesu punsŏk
• Chʻŏphae sinŏ ŭi pyŏllan sangbu naeyong kochʻal
• 첩해신어의행중내용분석