Gaya APA
Lipsey, Richard G.. (1981).
Economics (text).
New York:
Harper and row Publisher.
Gaya Chicago
Lipsey, Richard G..
Economics.
text
New York:
Harper and row Publisher,
1981.
.
Gaya MLA
Lipsey, Richard G..
Economics.
text
New York:
Harper and row Publisher,
1981.
.
Gaya Turabian
Lipsey, Richard G..
Economics.
text
New York:
Harper and row Publisher,
1981.
.