Proceedings of the IFIP working conference on graphic languages(1972  Canada) <br/><br/>
Graphic languages   
ed by F Nake and A Rosenfeld 
 - Amsterdam  North-Holland  1972 
 - viii, 442p.  incl. ind. 
<br/><br/><label>ISBN: </label>0 7204 2068 7 
<br/><br/><label>LCCN: </label>72-90409 
<br/><br/><label>Dewey Class. No.: </label>006.66  / N72