Gaya APA
FRANK, R, H. (2004).
STUDY GUIDE FOR USE WITH PRINCIPLES OF MACRO ECONOMICS (ED.1).
AMERICA:
MCGRAW HILL INTERNASIONAL.
Gaya MLA
FRANK, ROBERT, H..
"STUDY GUIDE FOR USE WITH PRINCIPLES OF MACRO ECONOMICS".
ED.1
AMERICA:
MCGRAW HILL INTERNASIONAL,
2004.
Text.