李賢淑

牛頓 = Isaac Newton /4 by: 曹玉絢; 李賢淑; 牛頓 (1642-1727); 金昌盛 (Language materials, printed)

達文西 = Leonardo da Vinci / by: 李賢淑; 郭淑慧; 金永圭 (Language materials, printed)

達爾文 = Charles,Darwin / by: 李賢淑; 達爾文 (1809-1882); 郭淑慧; 金昌盛 (Language materials, printed)

達文西 = Leonardo da Vinci / by: 李賢淑; 達文西 (1452-1519); 郭淑慧; 金永圭 (Language materials, printed)