Department of Science  <br/><br/>
Physics :  unit 09 electronics   Grade 13 

 - Department of Science :  Maharagama ;  2022. 
 - 149 p ; 24cm .  01 
 - 2024-07-03 
<br/><br/><label>Nat. Bib. No.: </label>0009915 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>SCI 
<br/><br/><label>Universal Decimal Class. No.: </label>530