林大賢,

乙級機器腳踏車學術科檢定題庫解析 / by: 林大賢,; 楊國榮,; 陳幸忠, (Language materials, printed)

丙級技能檢定 : = 機器腳踏車修護學術科通關寶典 = Motorcycleservice repair / by: 林大賢,; 楊國榮, (Language materials, printed)

汽車實習 .. 柴油引擎篇 / by: 鄭少康,; 楊國榮,; 林大賢, (Language materials, printed)

新時代丙級機器腳踏車修護學術科研讀範本 / by: 陳幸忠,; 林大賢,; 楊國榮, (Language materials, printed)