Kelsall R.K. <br/><br/>
Population 

 - 4th Ed. 
 - London  London & Newyork       1979 
 - xii136 
<br/><br/><label>ISBN: </label>SL0691995 
<br/><br/><label>Standard No.: </label>187427 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Y:5.3.N5, L9