APA Style
Economics. (2001).
United States of America:
The McGraw-Hill Companies.
Chicago Style
Economics.
.
United States of America:
The McGraw-Hill Companies,
2001.
Text.
MLA Style
Economics.
.
United States of America:
The McGraw-Hill Companies,
2001.
Text.
Turabian Style
Economics.
United States of America:
The McGraw-Hill Companies,
2001.
Print.