Gaya APA
Understanding Economics Today. (1996).
Chicago:
Times Mirror Higher Education Grup.
Gaya Chicago
Understanding Economics Today.
Kelima.
Chicago:
Times Mirror Higher Education Grup,
1996.
Text.
Gaya MLA
Understanding Economics Today.
Kelima.
Chicago:
Times Mirror Higher Education Grup,
1996.
Text.
Gaya Turabian
Understanding Economics Today.
Chicago:
Times Mirror Higher Education Grup,
1996.
Print.