Leeftang P S H <br/><br/>
Mathematical models in marketing   A survey the sta    
Leeftang P S H 
 - Leiden  Kroese            1974 
 - vii, 213p  cm. 
<br/><br/> Bibliography p 204-09; Appendix chapterwise 
<br/><br/><label>ISBN: </label>90.207.0436.2 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing IRT Mathematics
<br/><br/><label>Dewey Class. No.: </label>X:51:(B), L4