Harder, Theodor <br/><br/>
Introduction to mathematical models in market and opinion research :  with practical applications, computing procedures, and estimates of computing requirements / 
Theodor Harder ; [Translated from the German by Peter H. Friedlander and Eva H. Friedlander] 
 - ix, 194 pages ;  23 cm 
<br/><br/> Translation of Elementare mathematische Modelle in der Markt- und Meinungsforschung 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing--Mathematical models
<br/><br/><label>Subjects--Index Terms: </label>Public opinion polls 
<br/><br/><label>LC Class. No.: </label>HF5415.2  / .H313 1970