Gaya APA
A guide to united states foreign policy. (1961).
[s.l.]:
[s.n.].
Gaya Chicago
A guide to united states foreign policy.
Cet. 2.
[s.l.]:
[s.n.],
1961.
Text.
Gaya MLA
A guide to united states foreign policy.
Cet. 2.
[s.l.]:
[s.n.],
1961.
Text.
Gaya Turabian
A guide to united states foreign policy.
[s.l.]:
[s.n.],
1961.
Print.