APA Format
Yarnell, John . (2007). Epidemiology and prevention: a systems-based approach. Oxford : Oxford University Press
MLA Format
Yarnell, John . Epidemiology and prevention: a systems-based approach. Oxford : Oxford University Press, 2007
Australian/Harvard Format
Yarnell, John . 2007. Epidemiology and prevention: a systems-based approach. Oxford University Press, Oxford
Warning: These citations may not always be 100% accurate.