APA ציטוט

George Thomas Kurian. (1991). The new book of world rankings. New York: Facts On File.

Trích dẫn kiểu Chicago

George Thomas Kurian. The New Book of World Rankings. New York: Facts On File, 1991.

ציטוט MLA

George Thomas Kurian. The New Book of World Rankings. New York: Facts On File, 1991.