Ball, M.A. <br/><br/>
Mathematics in the social and life sciences: theories, models and methods /(by) M.A. Ball 

 - Chichester  Ellis Horwood Ltd.  1985 
 - 295p 
 - Ellis Horwood Series in Mathematics and its Applications .
<br/><br/><label>ISBN: </label>0853128871 
<br/><br/><label>Dewey Class. No.: </label>300.151  / N85