Gaya APA
CARBAUGH, Robert J.. (1985).
International economics (2th. ed.).
California:
Wadsworth, Inc..
Gaya Chicago
CARBAUGH, Robert J..
International economics.
2th. ed.
California:
Wadsworth, Inc.,
1985.
Buku.
Gaya MLA
CARBAUGH, Robert J..
International economics.
2th. ed.
California:
Wadsworth, Inc.,
1985.
Buku.
Gaya Turabian
CARBAUGH, Robert J..
International economics.
2th. ed.
California:
Wadsworth, Inc.,
1985.
Buku.