Gaya APA
FORD, Harry. (2007).
Ruang Angkasa (Topik Paling seru) .
:
Erlangga.
Gaya Chicago
FORD, Harry.
Ruang Angkasa (Topik Paling seru).
:
Erlangga,
2007.
Text.
Gaya MLA
FORD, Harry.
Ruang Angkasa (Topik Paling seru).
:
Erlangga,
2007.
Text.
Gaya Turabian
FORD, Harry.
Ruang Angkasa (Topik Paling seru).
:
Erlangga,
2007.
Print.