রেফারেন্স পুস্তিকা (সম্পূর্ণ নির্দেশাবলী)

C  :  
229
  ,  ISO AUTO  
 ISO-A p      
      
 
A  /  
 s ISO     , ISO
    g  p 
   m  
m  
 
A  ISO  
   s ISO        
   s ISO     (-   315
 
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k    ),       
 