Campbell, Joseph  <br/><br/>
Decisions of the comptroller general of the United States  
/ General Accounting Office  
 - United States:   General Accounting Office,   1956 
 - xxxi, 871p.  
<br/><br/> vol. 35, July 1, 1955, to June 30, 1956 
<br/><br/><label>Universal Decimal Class. No.: </label>347.779.2(047)(73)  / J5