Wu cao suan jing 五曹算經 
 Wu cao suanjing 

 - photomechanical reprint 
 -  1981 北京  文物出版社  1981 
 - Song ke suan jing liu zhong 宋 刻 算經 六種 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science -- Mathematics -- Song