contoh kalimat 20th world science fiction convention

• The 20th World Science Fiction Convention, also known unofficially as Chicon III (less frequently, Chicon II), was held August 31–September 3, 1962, at the Pick-Congress Hotel in Chicago, Illinois, United States.
  Konvensi Fiksi Ilmiah Sedunia ke-20, juga dikenal secara tak resmi sebagai Chicon III (atau Chicon II), diadakan pada 31 Agustus–3 September 1962, di Pick-Congress Hotel, Chicago, Illinois, Amerika Serikat.