Cosmonauts in orbit : the story of the Soviet manned space program /

Míreanna comhchosúla

• Secret sentries in space /
  de réir: Klass, Philip J.
  Foilsithe / Cruthaithe: (1971)
• Man against space /
  de réir: Wymer, Norman
  Foilsithe / Cruthaithe: (1972)
• A history of space flight /
  de réir: Emme, Eugene M.
  Foilsithe / Cruthaithe: (1965)
• Space flight
  de réir: Cowley, Stewart
  Foilsithe / Cruthaithe: (1982)
• The how and why wonder book of planets and interplanetary travel /
  de réir: Highland, Harold J.
  Foilsithe / Cruthaithe: (1960)