Gaya APA
Morris, Richard. (1990).
Economics down under : issues and systems buku 1 .
:
Prentice Hall.
Gaya Chicago
Morris, Richard.
Economics down under : issues and systems buku 1.
:
Prentice Hall,
1990.
Text.
Gaya MLA
Morris, Richard.
Economics down under : issues and systems buku 1.
:
Prentice Hall,
1990.
Text.
Gaya Turabian
Morris, Richard.
Economics down under : issues and systems buku 1.
:
Prentice Hall,
1990.
Print.