Lignins :  occurence, formation, structure and reactions / 
edited by K.V. Sarkanen, C.H. Ludwig. 
 - New York :  Wiley-Interscience,  1971. 
 - xxvii, 916 p. :  illus, port. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0471754226 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lignin.