Ludwing John A. <br/><br/>
Statistical Ecology : A Primer On Methods And Computting  Textual Documents 

 - New delhi  John Wiley & Sons  1988 
 - 337p. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>574.524015195  / LUD