Sinha, M. P. & Singh, Neetu <br/><br/>
Objective Instant Arithmetic 
/ Dr.M.P.Sinha & Neetu Singh 
 - 1st edition 
 -  Upkar Prakashan  2023 
 - 420 pages 
<br/><br/><label>ISBN: </label>9788174824226 
<br/><br/><label>Dewey Class. No.: </label>513.1  / SIN