Kao Gong Ji  The World's Oldest Encyclopedia of Technologies 
Translated and commented by Guan Zengjian and Konrad Herrmann 
 - 1. Edition 
 - Leiden, Boston  Brill  2020 
 - [16] 222 p.  
<br/><br/>Photographs, illustrations, charts  
<br/><br/><label>ISBN: </label>9789004416901 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science -- Technology -- Kaogongji -- Encyclopedia Technologies -- Translation -- Manufacture -- Agriculture -- Dying -- Professions