Xu Zhongyu
... that thirty million copies of the university textbook compiled by Xu Zhongyu have been printed?
... that thirty million copies of the university textbook compiled by <b id="mwCYY"><a href="./Xu_Zhongyu" id="mwCYc" rel="mw:WikiLink" title="Xu Zhongyu">Xu Zhongyu</a></b> have been printed?