Cita APA (7th ed.)
Williamson, S. (2007). The vaccination controversy: The rise, reign and fall of compulsory vaccination for smallpox. Liverpool University Press.
Cita Chicago (17th ed.)
Williamson, Stanley. The Vaccination Controversy: The Rise, Reign and Fall of Compulsory Vaccination for Smallpox. Liverpool: Liverpool University Press, 2007.
Cita MLA (9th ed.)
Williamson, Stanley. The Vaccination Controversy: The Rise, Reign and Fall of Compulsory Vaccination for Smallpox. Liverpool University Press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.