Gaya APA
Austria Facts And Pigures. (1983).
Vienna:
Federal Press.
Gaya Chicago
Austria Facts And Pigures.
.
Vienna:
Federal Press,
1983.
Buku.
Gaya MLA
Austria Facts And Pigures.
.
Vienna:
Federal Press,
1983.
Buku.
Gaya Turabian
Austria Facts And Pigures.
Vienna:
Federal Press,
1983.
Buku.