Chacholski, W & Scherer, J <br/><br/>
Homotopy theory of diagrams 
W. Chacholski & J. Scherer 
 - Providence  American Mathematical Society  2002 
 - ix  90 
 - Memoirs of the american mathematical society 736 .
<br/><br/><label>ISBN: </label>9780821827598 
<br/><br/><label>Dewey Class. No.: </label>2.07  / CHAC