Webber M J <br/><br/>
"Explanation , prediction and planning" 
Webber M J 
 -  1984 
<br/><br/><label>Standard No.: </label>143664 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"U43:(B), M4"