APA Style
The Americana Annual 1999. (1999).
Canada:
Grolier Incorporated.
Chicago Style
The Americana Annual 1999.
.
Canada:
Grolier Incorporated,
1999.
Buku.
MLA Style
The Americana Annual 1999.
.
Canada:
Grolier Incorporated,
1999.
Buku.
Turabian Style
The Americana Annual 1999.
Canada:
Grolier Incorporated,
1999.
Buku.