Ramakrsnan Nayar, R. <br/><br/>
Polytechnic bhautika / 
R. Ramakrsnan Nayar 
 - Trivandrum :  State Institute of Language,  1974 
 - 187 p. :  ill. ;  21 cm. 
<br/><br/> Library has 2 cops. 
<br/><br/><label>ISBN: </label> Rs. 6.50(c.2) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530