Boyd,Harper w. <br/><br/>
Marketing Research:  Text and cases.  English 
Harper w. Boyd [and] Ralph Westfall 
 - Richard D.Irwin,Inc.:  Illinois,  1956. 
 - xii,813p.:  index;  23 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Research Methodology 
<br/><br/><label>Dewey Class. No.: </label>001.42  / BOY