林威成

中高齡族群旅遊關鍵字廣告行銷之研究 = The study of keyword marketing on elderly travel by: 林威成; 段伴虬 (Language materials, printed)

征服網海 : 娛樂網站探索 by: 余家璿; 林威成; 蔡懿穗 (Language materials, printed) , [著]