Lunar Orbiter 4
[af] Lunar Orbiter 4
[bg] Лунар Орбитър 4
[cs] Lunar Orbiter 4
[de] Lunar Orbiter 4
[el] Lunar Orbiter 4
[es] Lunar Orbiter 4
[eu] Lunar Orbiter 4
[gl] Lunar Orbiter 4
[hi] चंद्र आर्बिटर 4
[hu] Lunar Orbiter-4