楊振昌

成本會計 by: Burch,, John G. ; 楊振昌; 賴建文 (Language materials, printed)

銀髮族對健康食品的認知與其消費行為之分析研究 = The awareness of health foods and consuming behavior for the silver-haired group by: 張鴻源; 林清壽; 楊振昌 (Language materials, printed)