Cita APA (7a ed.)
Hackshaw, A. K. (2015). A concise guide to observational studies in healthcare. John Wiley & Sons Inc..
Cita Chicago Style (17a ed.)
Hackshaw, Allan K. A Concise Guide to Observational Studies in Healthcare. Chichester, West Sussex, United Kingdom: John Wiley & Sons Inc., 2015.
Cita MLA (9a ed.)
Hackshaw, Allan K. A Concise Guide to Observational Studies in Healthcare. John Wiley & Sons Inc., 2015.
Precaución: Estas citas no son 100% exactas.