APA

(1981). Handbook of the nations: a brief guide to the economy, government, land, demographics, communications, and national defense establishment of each of 190 nations and other political entities. Detroit, Mich: Grand River Books.

Chicago

1981. Handbook of the nations: a brief guide to the economy, government, land, demographics, communications, and national defense establishment of each of 190 nations and other political entities. Detroit, Mich: Grand River Books.

Harvard

(1981). Handbook of the nations: a brief guide to the economy, government, land, demographics, communications, and national defense establishment of each of 190 nations and other political entities. Detroit, Mich: Grand River Books.

MLA

Handbook of the nations: a brief guide to the economy, government, land, demographics, communications, and national defense establishment of each of 190 nations and other political entities. Detroit, Mich: Grand River Books. 1981.