APA Style
Lpsey, Richard G. (1968).
Economics .
New York:
Harper Business.
Chicago Style
Lpsey, Richard G.
Economics.
New York:
Harper Business,
1968.
Text.
MLA Style
Lpsey, Richard G.
Economics.
New York:
Harper Business,
1968.
Text.
Turabian Style
Lpsey, Richard G.
Economics.
New York:
Harper Business,
1968.
Print.