Gaya APA
Dixon, D. (1997).
Macmillan Encyclopedia of Science Jilid 3: The Earth .
Bandung:
Macmillan Library Reference.
Gaya MLA
Dixon, Dougal.
"Macmillan Encyclopedia of Science Jilid 3: The Earth".
Bandung:
Macmillan Library Reference,
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Referensi.