Penggayaan APA
An outline of american geography. ().
USA:
United States Information Agency.
Chicago Style
An outline of american geography.
.
USA:
United States Information Agency,
.
Buku.
MLA Style
An outline of american geography.
.
USA:
United States Information Agency,
.
Buku.
Turabian Style
An outline of american geography.
USA:
United States Information Agency,
.
Buku.