APA (7th ed.) Citation

Cottrell. (1994). Events: A chronicle of the 20th century. Grange Books.

Chicago Style (17th ed.) Citation

Cottrell. Events: A Chronicle of the 20th Century. London: Grange Books, 1994.

MLA (8th ed.) Citation

Cottrell. Events: A Chronicle of the 20th Century. Grange Books, 1994.

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