Gaya APA

Cayne, Bernard S.. (1989). The Americana Annual 1989 / Encyclopedia Americana . Canada: Grolier Incorporated.

Gaya Chicago

Cayne, Bernard S.. The Americana Annual 1989 / Encyclopedia Americana. Canada: Grolier Incorporated, 1989. Text.

Gaya MLA

Cayne, Bernard S.. The Americana Annual 1989 / Encyclopedia Americana. Canada: Grolier Incorporated, 1989. Text.

Gaya Turabian

Cayne, Bernard S.. The Americana Annual 1989 / Encyclopedia Americana. Canada: Grolier Incorporated, 1989. Print.