Gratzer, George <br/><br/>
General Lattice Theory 
/ by George Gratzer 
 - Second edition 
 - Switzerland;  Birkhauser Verlag,  1998. 
 - xix, 663p; 25cm 
<br/><br/><label>ISBN: </label>9783764352394 
<br/><br/><label>Dewey Class. No.: </label>512.02  / GRA/G