Mansfield, D.E., <br/><br/>
Background to Set and Group Theory /  Textual Documents 
D.E.Mansfield & M.Bruckheimer. 
 - 1st ed. / 
 - London :  Chatto & Windus ,  1965. 
 - 252p. :  ill ;  22cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics Set Theory Group Theory G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>511