Gaya APA
Welch, Patrick J. (2004).
Economics : Theory and Practice .
:
John Wiley & Sons.
Gaya Chicago
Welch, Patrick J.
Economics : Theory and Practice.
:
John Wiley & Sons,
2004.
Monograf/Buku.
Gaya MLA
Welch, Patrick J.
Economics : Theory and Practice.
:
John Wiley & Sons,
2004.
Monograf/Buku.
Gaya Turabian
Welch, Patrick J.
Economics : Theory and Practice.
:
John Wiley & Sons,
2004.
Monograf/Buku.