Bettger,, Frank

Overview

Works:	8 works in 1 publications in 1 languages

Titles

銷售的技術 : 買東西必須有方法、有技巧,顧客才會買單 by: Bettger,, Frank; 嚴慧珍; 貝特格 ((Bettger, Frank)) (Language materials, printed) , [著]

Subjects