Caporaso, James A.,  1941- <br/><br/>
Quasi-Experimental Approaches / 
edited by James A.Caporaso, Leslie L.Ross,Jr. 
 - America:  Northwestern University Press,  1973. 
 - 368 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research
<br/><br/><label>LC Class. No.: </label>H62