Proceedings of the IFIP TC -2 Working conference on programming techniques (1972  Zakopane) <br/><br/>
Programming teaching techniques   
ed by W.M. Turski 
 - Amsterdam  North-Holland  1973 
 - 229p. 
<br/><br/><label>ISBN: </label>0 7204 2096 2 
<br/><br/><label>LCCN: </label>73-90115 
<br/><br/><label>Dewey Class. No.: </label>001.64206  / N731