Guo Zhengzhong 郭正忠 <br/><br/>
Song dai yan ye jing ji shi 宋代鹽業經濟史 
Guo Zhengzhong 郭正忠 [著] 
 -  1990 北京  人民出版社  1990 
 - 969 p. 
<br/><br/><label>ISBN: </label>7010006563 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economy -- General -- Salt Industry -- Salt -- Song