Gaya APA
Lorimer, Lawrence T.. (1991).
The Americana Annual 1991 / Encyclopedia Americana .
Canada:
Grolier Incorporated.
Gaya Chicago
Lorimer, Lawrence T..
The Americana Annual 1991 / Encyclopedia Americana.
Canada:
Grolier Incorporated,
1991.
Text.
Gaya MLA
Lorimer, Lawrence T..
The Americana Annual 1991 / Encyclopedia Americana.
Canada:
Grolier Incorporated,
1991.
Text.
Gaya Turabian
Lorimer, Lawrence T..
The Americana Annual 1991 / Encyclopedia Americana.
Canada:
Grolier Incorporated,
1991.
Print.