Sarma, B. C. <br/><br/>
The Law of ultra vires. 

 - 2nd ed. 
 - Kolkata :  Eastern Law House,  2021. 
 - 553 p. ; 
<br/><br/><label>ISBN: </label>9788171773640 
<br/><br/><label>Dewey Class. No.: </label>349.54 SAR