Udyotak <br/><br/>
Nyayavartik: Nyayasutra tatha vatsyayan bhashya sahit 

 - Ghaziabad  Indo-vision Pvt. Ltd  1986 
 - 434 p. 
<br/><br/><label>ISBN: </label> RS125 
<br/><br/><label>Dewey Class. No.: </label>181.43 U9N