洪在徹

南極大冒險 / by: 徐月珠 (譯); 文情厚; 洪在徹 (Language materials, printed)

溼地沼澤求生記 / by: 徐月珠 (譯); 洪在徹; 鄭俊圭 (Language materials, printed)

雨林冒險王 / by: 徐月珠 (譯); 李泰虎 ((Lee, Tae-Ho)); 洪在徹; 鄺紹賢 (Language materials, printed)