Gaya APA
SLOMAN,john. (2004).
Essential of Economics (3rd).
NY:
Prentice Hall.
Gaya Chicago
SLOMAN,john.
Essential of Economics.
3rd
NY:
Prentice Hall,
2004.
Monograf.
Gaya MLA
SLOMAN,john.
Essential of Economics.
3rd
NY:
Prentice Hall,
2004.
Monograf.
Gaya Turabian
SLOMAN,john.
Essential of Economics.
3rd
NY:
Prentice Hall,
2004.
Monograf.