Three key concepts are fundamental to professional services, and serve as a guide to the buying or selling of these services. First, a professional service must make a direct contribution to the reduction of the uncertainties involved in managing a busine

【書誌情報】

ページ数：12ページ

サイズ：A4

商品番号：HBSP-66213

発行日：1966/3/1

登録日：2010/8/10