MacDonald, P. D. M. (2012). Methods in field epidemiology. Jones & Bartlett Learning ; APHA Press.
Lua i Stíl Chicago (17ú heag.)MacDonald, Pia D. M. Methods in Field Epidemiology. Burlington, MA : [Washington, D.C.]: Jones & Bartlett Learning ; APHA Press, 2012.
Lua MLA (8ú heag.)MacDonald, Pia D. M. Methods in Field Epidemiology. Jones & Bartlett Learning ; APHA Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.