Gaya APA
Sumadia, R, Chandra Widjaja, Lany Kristono. (1999).
Aneka Wajah Bumi (The Features of The Earth): Kutub The Poles (Cet. 1).
Bekasi:
Tira Pustaka.
Gaya Chicago
Sumadia, R, Chandra Widjaja, Lany Kristono.
Aneka Wajah Bumi (The Features of The Earth): Kutub The Poles.
Cet. 1
Bekasi:
Tira Pustaka,
1999.
Non Fiksi.
Gaya MLA
Sumadia, R, Chandra Widjaja, Lany Kristono.
Aneka Wajah Bumi (The Features of The Earth): Kutub The Poles.
Cet. 1
Bekasi:
Tira Pustaka,
1999.
Non Fiksi.
Gaya Turabian
Sumadia, R, Chandra Widjaja, Lany Kristono.
Aneka Wajah Bumi (The Features of The Earth): Kutub The Poles.
Cet. 1
Bekasi:
Tira Pustaka,
1999.
Non Fiksi.