Britannica workbooks books : Book IX Biology. Natural Resources II 

 - New Delhi:  Encyclopaedia Britannica Popular Prakashana,  2002. 
 - vi,54p.;  28 cm 
<br/><br/><label>ISBN: </label>81-7154-968-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopeadia<br/>Biology
<br/><br/><label>Dewey Class. No.: </label>570  / BRI