Hu Sze-Tsen <br/><br/>
Elements of general topology 

 - San  Francisco Holde Day       1964 
<br/><br/><label>Standard No.: </label>244,258 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B316, K42;1