Dydak, Jerzy <br/><br/>
Lecture Notes in Mathematics 
/ by  Jerzy Dydak 
 - New York:  Springer - Verlag Berlin Heidelberg;  1978. 
 - 149p. 
<br/><br/><label>ISBN: </label>0-387-08955-1 
<br/><br/><label>Dewey Class. No.: </label>514.2  / DYD/L