Beveridge, W. I. B. (William Ian Beardmore), 1908-  Beveridge, W. I. B. (William Ian Beardmore), 1908- <br/><br/>
The art of scientific investigation. 

 - [3rd ed.]. 
 - London :  Heinemann,  [1957] 
<br/><br/>Bibliography: p. 169-174. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research.