羅恩.威林漢(Ron Willingham)

Overview

Works:	1 works in 1 publications in 1 languages

Titles

奧客不擋路 : 遇見顧客時該想的12件事 by: 李振昌; 羅恩.威林漢(Ron Willingham) (Language materials, printed) , [著]

Subjects

顧客關係管理