Tull, Donald S. <br/><br/>
Survey research  a decisional approach 
by Donald S. Tull and Gerald S. Albaum 
 - New York  Intext  1973 
 - x  244p. 
<br/><br/><label>ISBN: </label>0700202099 
<br/><br/><label>Dewey Class. No.: </label>001.433  / N73