Johnson, Palmer O. <br/><br/>
Statistical methods in research 
by Palmer O. Johnson 
 - New York  Prentice-Hall  1949 
 - xvi, 377p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Probabilities<br/>Research<br/>Mathematical statistics
<br/><br/><label>Dewey Class. No.: </label>I5511 J636st