APA Style
R. Glenn Hubbard, Anthony Patrick O`Brien. (2013).
Economics (4 edition).
Boston:
FEARSON.
Chicago Style
R. Glenn Hubbard, Anthony Patrick O`Brien.
Economics.
4 edition
Boston:
FEARSON,
2013.
Text.
MLA Style
R. Glenn Hubbard, Anthony Patrick O`Brien.
Economics.
4 edition
Boston:
FEARSON,
2013.
Text.
Turabian Style
R. Glenn Hubbard, Anthony Patrick O`Brien.
Economics.
4 edition
Boston:
FEARSON,
2013.
Print.