Cochran, William G Moses, Lincoln E, ed Mosteller, Frederick, ed <br/><br/>
Planning and analysis of observational studies 

 - New York  John Wiley and Sons  1983 
 - xiii, 145 p.; 23cm. 
 - Wiley Series in Probability and Mathematical Statistics .
<br/><br/><label>ISBN: </label>471887196 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analysis of Veriance<br/>Experimental Design<br/>Observations<br/>Observations - Statistics