Gaya APA
Friedrich, Klaus. (1974).
International Economics : Concept and Issues .
Tokyo:
McGraw-Hill.
Gaya Chicago
Friedrich, Klaus.
International Economics : Concept and Issues.
Tokyo:
McGraw-Hill,
1974.
Buku Teks.
Gaya MLA
Friedrich, Klaus.
International Economics : Concept and Issues.
Tokyo:
McGraw-Hill,
1974.
Buku Teks.
Gaya Turabian
Friedrich, Klaus.
International Economics : Concept and Issues.
Tokyo:
McGraw-Hill,
1974.
Buku Teks.