एपीए उद्धरण

Robert H Friis. (2014). Epidemiology for public health practice (5.). Wiley.

शिकागो स्टाइल उद्धरण

Robert H Friis. Epidemiology for Public Health Practice. 5. UK: Wiley, 2014.

एमएलए उद्धरण

Robert H Friis. Epidemiology for Public Health Practice. 5. Wiley, 2014.