STATISTICS SOURCES. 

 - 5 
 - Detroit  GALE         1977 
 - xxi,975p  cm. 
<br/><br/><label>Standard No.: </label>41648 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>sn1,N73, L7  RR