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.