Lua APA (7ú heag.)

Duffy, J. (1968). A history of public health in New York City, 1625-1866. Russell Sage Foundation.

Lua i Stíl Chicago (17ú heag.)

Duffy, John. A History of Public Health in New York City, 1625-1866. New York: Russell Sage Foundation, 1968.

Lua MLA (9ú heag.)

Duffy, John. A History of Public Health in New York City, 1625-1866. Russell Sage Foundation, 1968.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.