Rosenbaum, Paul R <br/><br/>
Observational studies 

 - Berlin  Springer Verlag  1995 
 - 230p;hbk 
 - Springer series in statistics .
<br/><br/><label>ISBN: </label>0-387-94482-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analysis of variance<br/>Experimental design
<br/><br/><label>Dewey Class. No.: </label>001.42/ROS