APA (7th ed.) Citation

Berridge, V., & Edwards, G. (1999). Opium and the people: Opiate use and drug control policy in nineteenth and early twentieth century England (Rev. ed.). Free Association Books.

Chicago Style (17th ed.) Citation

Berridge, Virginia, and Griffith Edwards. Opium and the People: Opiate Use and Drug Control Policy in Nineteenth and Early Twentieth Century England. Rev. ed. London [u.a.]: Free Association Books, 1999.

MLA (9th ed.) Citation

Berridge, Virginia, and Griffith Edwards. Opium and the People: Opiate Use and Drug Control Policy in Nineteenth and Early Twentieth Century England. Rev. ed. Free Association Books, 1999.