Gaya APA
Bacon, Phillip. (1989).
World Geography: The Earth and Its People .
Orlando:
Harcourt Brace Jovanovich Inc.
Gaya Chicago
Bacon, Phillip.
World Geography: The Earth and Its People.
Orlando:
Harcourt Brace Jovanovich Inc,
1989.
Buku.
Gaya MLA
Bacon, Phillip.
World Geography: The Earth and Its People.
Orlando:
Harcourt Brace Jovanovich Inc,
1989.
Buku.
Gaya Turabian
Bacon, Phillip.
World Geography: The Earth and Its People.
Orlando:
Harcourt Brace Jovanovich Inc,
1989.
Buku.