Gaya APA
HEATHER, Ken. (2004).
Economics Theory in Action ed.4 (4th).
Harlow,England:
Prentice Hall.
Gaya Chicago
HEATHER, Ken.
Economics Theory in Action ed.4.
4th
Harlow,England:
Prentice Hall,
2004.
Monograf.
Gaya MLA
HEATHER, Ken.
Economics Theory in Action ed.4.
4th
Harlow,England:
Prentice Hall,
2004.
Monograf.
Gaya Turabian
HEATHER, Ken.
Economics Theory in Action ed.4.
4th
Harlow,England:
Prentice Hall,
2004.
Monograf.