Regional consultation on the petrochemical industries 

 - Austria  United Nations USA       1992 
 - 31p.  cm. 
<br/><br/><label>Standard No.: </label>91013 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum Industry
<br/><br/><label>Dewey Class. No.: </label>"X9 (F555).46.N9, N2/UN"