Olson,David R <br/><br/>
The world on paper  the conceptual and cognitive implications of writinf and reading 
R Olson 
 - London  Cambridge University press  1994 
<br/><br/><label>ISBN: </label>0 521 57558 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Written Communication
<br/><br/><label>LC Class. No.: </label>FASS P  211  .O47