Bala Krsnan, T. K. <br/><br/>
Prakasikam / 
T. K. Bala Krsnan 
 - Trivandrum :  State Institute of Languages,  1974 
 - xvii, 429 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label> Rs. 12.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electromagnetic theory<br/>Geometrical optics<br/>Light
<br/><br/><label>Dewey Class. No.: </label>535