Ewing, John H. and Gehring, F. W.   eds. <br/><br/>
Paul Halmos celebrating 50 years of mathematics   

 - New York  Springer-Verlag  1991 
 - viii, 320p. Index 
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>510.9  / Ew94.PH