APA (7th ed.) Citation

(1981). The Americana Annual 1981. Grolier International Inc.

Chicago Style (17th ed.) Citation

The Americana Annual 1981. Grolier International Inc, 1981.

MLA (8th ed.) Citation

The Americana Annual 1981. Grolier International Inc, 1981.

Warning: These citations may not always be 100% accurate.