North P.M. <br/><br/>
Contract conflicts 

 - New York  North-holland publishing company U.S.A.      1982 
 - 402p  cm. 
<br/><br/><label>Standard No.: </label>19,556 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z1,3, M2