Fisher, Rohald A <br/><br/>
Statistical methods and scientific inference 

 - 3rd ed. 
 - New York  Hafner  1973 
 - viii, 180 p. 
<br/><br/><label>ISBN: </label> S11.95 
<br/><br/><label>Dewey Class. No.: </label>519.54 F536S