Citação norma APA

Sackett, D. L. (2001). Why randomized controlled trials fail but needn't: 2. Failure to employ physiological statistics, or the only formula a clinician-trialist is ever likely to need (or understand!).

Citação norma Chicago

Sackett, David L. Why Randomized Controlled Trials Fail but Needn't: 2. Failure to Employ Physiological Statistics, or the Only Formula a Clinician-trialist Is Ever Likely to Need (or Understand!). 2001.

Citação norma MLA

Sackett, David L. Why Randomized Controlled Trials Fail but Needn't: 2. Failure to Employ Physiological Statistics, or the Only Formula a Clinician-trialist Is Ever Likely to Need (or Understand!). 2001.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.