Kumara Velu,  <br/><br/>
The secret of the ink cartridges 

 - 22 pages :   colour illustrations ;   22 cm 
 - The young investigators mystery series .
 - The young investigators mystery series .
<br/><br/><label>ISBN: </label>9833248802 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Readers.
<br/><br/><label>Dewey Class. No.: </label>428.6