APA Style
Economics. (1986).
Boston:
Houghton Mifflin Company.
Chicago Style
Economics.
.
Boston:
Houghton Mifflin Company,
1986.
Text.
MLA Style
Economics.
.
Boston:
Houghton Mifflin Company,
1986.
Text.
Turabian Style
Economics.
Boston:
Houghton Mifflin Company,
1986.
Print.