使用者付費: Difference between revisions

Jump to navigation Jump to search
27 bytes added ,  9 January 2014
no edit summary
m (Reverted edits by 114.24.164.201 (talk) to last revision by WikiSysop)
No edit summary
Line 1: Line 1:
使用者付費
使用者付費原則(User-pays principle)


== 定義 ==
== 定義 ==

Navigation menu