APA Style
Economics. (1999).
Reading, Massachusetts:
Addison Wesley.
Chicago Style
Economics.
12th ed..
Reading, Massachusetts:
Addison Wesley,
1999.
.
MLA Style
Economics.
12th ed..
Reading, Massachusetts:
Addison Wesley,
1999.
.
Turabian Style
Economics.
Reading, Massachusetts:
Addison Wesley,
1999.
.