Gaya APA
Frei, Daiel. (1982).
Risk of Unintentional Nuclear war (Buku Hubungan Internasional) .
:
United Nation Publication.
Gaya Chicago
Frei, Daiel.
Risk of Unintentional Nuclear war (Buku Hubungan Internasional).
:
United Nation Publication,
1982.
Printing.
Gaya MLA
Frei, Daiel.
Risk of Unintentional Nuclear war (Buku Hubungan Internasional).
:
United Nation Publication,
1982.
Printing.
Gaya Turabian
Frei, Daiel.
Risk of Unintentional Nuclear war (Buku Hubungan Internasional).
:
United Nation Publication,
1982.
Printing.