Price statistics of the federal government 

 -  1961 
 - Its General Series, 73 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Economics<br/>Price
<br/><br/><label>Dewey Class. No.: </label>X:76.73, K1