Alderson, Ann <br/><br/>
Stairs, ramps and escalators : inclusive design guidance 
Ann Alderson 
 - London  RIBA Publishing  2010 
 - ix,116p.:ill.;  28cm. 
<br/><br/><label>ISBN: </label>978-1-85946-365-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stairs<br/>Ramps (Walkways)<br/>Escalators
<br/><br/><label>Dewey Class. No.: </label>721.832  / ALD