Gaya APA
Mankiw, N. Gregory. (1997).
Principles of economics .
Fort Worth:
Dryden Press.
Gaya Chicago
Mankiw, N. Gregory.
Principles of economics.
Fort Worth:
Dryden Press,
1997.
Buku.
Gaya MLA
Mankiw, N. Gregory.
Principles of economics.
Fort Worth:
Dryden Press,
1997.
Buku.
Gaya Turabian
Mankiw, N. Gregory.
Principles of economics.
Fort Worth:
Dryden Press,
1997.
Buku.