Gordon, E.J. <br/><br/>
Structures :  or why things don't fall down / 

 - England  Penguin Group  c1978 
 - 395 p. :  ill. ;  19 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780140136289 
<br/><br/><label>LC Class. No.: </label>24183-24184 
<br/><br/><label>Dewey Class. No.: </label>624.17  / GOR