Verma, R. K. <br/><br/>
PIO's Guide to RTI / 
Verma, R.K. 
 - 1st ed. 
 - ii, 612 p. ; 23 cm. 
<br/><br/><label>ISBN: </label>9788171949571 
<br/><br/><label>Dewey Class. No.: </label>342.0662