APA

Sixsmith M, . (2007). The Litvinenko File. New York: St. Martin's Press.

Chicago

Sixsmith M, . 2007. The Litvinenko File. New York: St. Martin's Press.

Harvard

Sixsmith M, . (2007). The Litvinenko File. New York: St. Martin's Press.

MLA

Sixsmith M, . The Litvinenko File. New York: St. Martin's Press. 2007.