Wilson, E.B. <br/><br/>
An Introduction to scientific research  E.B. Wilson. 

 - London  McGrawHill  1952 
 - x, 373p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions Research industrial.
<br/><br/><label>Dewey Class. No.: </label>507  / W52I