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Gaya APA
Rockets and People. (2005).
New York:
US National Aeronautics and Space Admin.
Gaya Chicago
Rockets and People.
.
New York:
US National Aeronautics and Space Admin,
2005.
Text.
Gaya MLA
Rockets and People.
.
New York:
US National Aeronautics and Space Admin,
2005.
Text.
Gaya Turabian
Rockets and People.
New York:
US National Aeronautics and Space Admin,
2005.
Print.