Boiler codes in the ECAFE region    Suggested guide 

 - New  York UN        1971 
 - 35p.  cm. 
<br/><br/><label>Standard No.: </label>114781 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>"D645:4-5.4.N7, L1/UN"