Smithson, Alison Margaret. <br/><br/>
The shift 
A. & P. Smithson 
 - London  Academy Editions  1982 
 - 112p.  illus. 
 - Architectural monographs  7 .
<br/><br/>Cover title 
<br/><br/><label>Subjects--Personal Names: </label><br/>Smithson, Peter<br/>Smithson, Alison Margaret.