Beveridge, W. I. B.  1908- <br/><br/>
The art of scientific investigation 
W. I. B. Beveridge 
 - New York :  Vintage Books,  1957 
 - 239 p. ;  18 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research