NEEDHAM Joseph <br/><br/>
Science and Civilization in China, 7  Vols. 

 - Cambridge  Cambridge University Press London     1998 
 - p.  cm. 
 -  V.5: Chemistry and Chemical Technology, Pt. I : Paper and printing (574p.) By Tsien Tsuen-Hsuin 0.209027777777778,32 .
<br/><br/><label>Standard No.: </label>43 
<br/><br/><label>Source: </label> 1052, 23/04/1998, Ajanta Books  Textual 
<br/><br/><label>Dewey Class. No.: </label>Av41, K1.1-.7