Cita APA (7th ed.)
Machin, D., & Campbell, M. J. (2010). Randomized clinical trials: Design, practice, and reporting. John Wiley & Sons.
Cita Chicago (17th ed.)
Machin, David, i Michael J. Campbell. Randomized Clinical Trials: Design, Practice, and Reporting. Chichester, West Sussex ; Hoboken, NJ: John Wiley & Sons, 2010.
Cita MLA (9th ed.)
Machin, David, i Michael J. Campbell. Randomized Clinical Trials: Design, Practice, and Reporting. John Wiley & Sons, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.