Gaya APA
an Outline of American history :. ([198-]).
:
.
Gaya Chicago
an Outline of American history :.
.
:
,
[198-].
Buku.
Gaya MLA
an Outline of American history :.
.
:
,
[198-].
Buku.
Gaya Turabian
an Outline of American history :.
:
,
[198-].
Buku.