The galactic colonizers /

Míreanna comhchosúla

• Galactic structure,
  de réir: Blaauw, Adriaan
  Foilsithe / Cruthaithe: (1965)
• The galactic novae.
  de réir: Gaposchkin, Cecilia Helena Payne, 1900-
  Foilsithe / Cruthaithe: (1957)
• The secret galactics,
  de réir: Van Vogt, A. E. (Alfred Elton), 1912-
  Foilsithe / Cruthaithe: (1975)
• Galactic patrol : the third novel of the Lensman series /
  de réir: Smith, E. E. Doc (Edward Elmer Doc), 1890-1965
  Foilsithe / Cruthaithe: (1971)
• The Galactic Club : intelligent life in outer space /
  de réir: Bracewell, Ronald Newbold, 1921-
  Foilsithe / Cruthaithe: (1975)