Murphy, Robert W. <br/><br/>
How and where to look it up - A guide to standard source of information   
by Robert W. Murphy 
 - 1st. 
 - New-York  McGraw-Hill book company  1958 
 - xiv, 721p. 
<br/><br/><label>LCCN: </label>58-6692 
<br/><br/><label>Dewey Class. No.: </label>028.7  / N58