Britannica Workbooks: Science Book IX 

 - New DelhiMumbai:  Encyclopaedia BritannicaPopular Prakashan,  2002. 
 - 69p.;  27cm 
<br/><br/><label>ISBN: </label>8171549667 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopeadia<br/>Biology
<br/><br/><label>Dewey Class. No.: </label>570  / BRI