Gaya APA
Launius, Roger D, Johnston, Andrew K. (2009).
Atlas of Space Exploration .
New York:
Bunker Hill Publishing.
Gaya Chicago
Launius, Roger D, Johnston, Andrew K.
Atlas of Space Exploration.
New York:
Bunker Hill Publishing,
2009.
Teks.
Gaya MLA
Launius, Roger D, Johnston, Andrew K.
Atlas of Space Exploration.
New York:
Bunker Hill Publishing,
2009.
Teks.
Gaya Turabian
Launius, Roger D, Johnston, Andrew K.
Atlas of Space Exploration.
New York:
Bunker Hill Publishing,
2009.
Teks.