Cita APA

Westwood, J. C. N. (1963). Smallpox in England and Wales 1962.

Chicago Style Citation

Westwood, J C N. Smallpox in England and Wales 1962. 1963.

Cita MLA

Westwood, J C N. Smallpox in England and Wales 1962. 1963.

Atenció: Aquestes cites poden no estar 100% correctes.