Wai mao qia tan wu bai ju 外貿洽談五白句 

 -  1982 北京  外文出版社  1982 
 - 309 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language -- Textbooks -- Business Chinese<br/>Language -- General -- Business Chinese<br/>Language -- General -- Phrasebook -- Business Chinese