Gaya APA
BARNETT,Janet. (2018).
Earth and Space .
Inggris:
Pearson Education Limited.
Gaya Chicago
BARNETT,Janet.
Earth and Space.
Inggris:
Pearson Education Limited,
2018.
Text.
Gaya MLA
BARNETT,Janet.
Earth and Space.
Inggris:
Pearson Education Limited,
2018.
Text.
Gaya Turabian
BARNETT,Janet.
Earth and Space.
Inggris:
Pearson Education Limited,
2018.
Print.