APA (7th ed.) Citation

Posner, G. L. (1989). Warlords of crime: Chinese secret societies - the new mafia. Queen Anne Press.

Chicago Style (17th ed.) Citation

Posner, Gerald L. Warlords of Crime: Chinese Secret Societies - the New Mafia. London: Queen Anne Press, 1989.

MLA (9th ed.) Citation

Posner, Gerald L. Warlords of Crime: Chinese Secret Societies - the New Mafia. Queen Anne Press, 1989.