1968 Government contracts guide. 

 - New York  CCH  [1968] 
 - 800 p.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public contracts--United States.<br/>Government purchasing--United States.
<br/><br/><label>LC Class. No.: </label>KF849  / C647 1968