Kleifeld, Helge <br/><br/>
Conservation and mass processes. Practical mass de-acidification/ 
Helge Kleifeld 
 - Alemania :  Akadpress GmbH,  Essen 
 - 84 p 
<br/><br/> donado 2008 
<br/><br/><label>ISBN: </label>978-3-939-413-01-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservación y presevación de documentos
<br/><br/><label>Dewey Class. No.: </label>025.184 K639c