APA Style
Americana Anual. (1991).
U.S.A.:
Grolier Interprises.
Chicago Style
Americana Anual.
.
U.S.A.:
Grolier Interprises,
1991.
Text.
MLA Style
Americana Anual.
.
U.S.A.:
Grolier Interprises,
1991.
Text.
Turabian Style
Americana Anual.
U.S.A.:
Grolier Interprises,
1991.
Print.