User:Roger0206

Hi, my name is Roger.

<ref> {{cite journal | title = Research on the university flea market phenomenon | journal = Outside Reading-Huaxia Publishing House | date = 2012-5-25 | first = Mingliang | last = Li | volume = 56| id = PMID CN11-4602/G4 | accessdate = 2013-07-10}}</ref>