Gaya APA
Trip to Space. (2010).
Yogyakarta:
Pensil-324.
Gaya Chicago
Trip to Space.
Cet.1.--.
Yogyakarta:
Pensil-324,
2010.
Text.
Gaya MLA
Trip to Space.
Cet.1.--.
Yogyakarta:
Pensil-324,
2010.
Text.
Gaya Turabian
Trip to Space.
Yogyakarta:
Pensil-324,
2010.
Print.