APA Citation

(1993). The Guinness book of answers. (9th ed.). [New York]: Facts on File.

Chicago Style Citation

The Guinness Book of Answers. 9th ed. [New York]: Facts on File, 1993.

MLA Citation

The Guinness Book of Answers. 9th ed. [New York]: Facts on File, 1993.

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