Whitney Frederick Lamson <br/><br/>
Elements of research 

 - 3 
 - New York, USA  Prentice-Hall, Inc  1950 
 - xvi,539p 
 - Prentice-Hall education series .
<br/><br/><label>Source: </label>Textbook 
<br/><br/><label>Dewey Class. No.: </label>001.42, WHI/R