13ኛው የሰንደቅ ዓላማ ቀን በኢንስቲትዩቱ ቅጥር ጊቢ ተከብሮ ዋለ

1S6A4750 1S6A4772 1S6A4797 1S6A4800
1S6A4824 1S6A4838 1S6A4839 1S6A4862
1S6A4863 1S6A4865 1S6A4873 1S6A4885
1S6A4806