Merrill, William C. and Fox, Karl A. <br/><br/>
Introduction to economic statistics   

 - New York  John Wiley  1970 
 - xiv, 658p. 
<br/><br/>  
<br/><br/><label>ISBN: </label>471596205 
<br/><br/><label>Dewey Class. No.: </label>330.0182  / M571.IE