Spector, Paul E. <br/><br/>
Research design 

 - California  Sage  1981 
 - 80 
<br/><br/><label>ISBN: </label>9780803917095 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RES
<br/><br/><label>Dewey Class. No.: </label>300.727  / SPE-R