Gaya APA
Lipsey, Richard G. ().
Economics .
:
Harpens Collins Publisher, New York.
Gaya Chicago
Lipsey, Richard G.
Economics.
:
Harpens Collins Publisher, New York,
.
Buku.
Gaya MLA
Lipsey, Richard G.
Economics.
:
Harpens Collins Publisher, New York,
.
Buku.
Gaya Turabian
Lipsey, Richard G.
Economics.
:
Harpens Collins Publisher, New York,
.
Buku.