APA

Overy R., . (1996). The Times Atlas of the 20th Century. London: Times Books.

Chicago

Overy Richard, . 1996. The Times Atlas of the 20th Century. London: Times Books.

Harvard

Overy R., . (1996). The Times Atlas of the 20th Century. London: Times Books.

MLA

Overy Richard, . The Times Atlas of the 20th Century. London: Times Books. 1996.