Bhattachariya, Charuchandra . <br/><br/>
Navya-Bijnan /  Textual Documents 
Charuchandra Bhattachariya. 
 - 2nd ed. / 
 - Calcutta :  Gurudas Chottopadhya & Sons ,  Nd. 
 - 111p. :  ill ;  18cm . 
<br/><br/><label>Subjects--Index Terms: </label>Science Modern Science G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>509  / B 469 N