Citação norma APA

Arnup, S. J., Forbes, A. B., Kahan, B. C., Morgan, K. E., McDonald, S., & McKenzie, J. E. (2014). The use of the cluster randomized crossover design in clinical trials: Protocol for a systematic review. BioMed Central.

Citação norma Chicago

Arnup, Sarah J., Andrew B. Forbes, Brennan C. Kahan, Katy E. Morgan, Steve McDonald, and Joanne E. McKenzie. The Use of the Cluster Randomized Crossover Design in Clinical Trials: Protocol for a Systematic Review. BioMed Central, 2014.

Citação norma MLA

Arnup, Sarah J., et al. The Use of the Cluster Randomized Crossover Design in Clinical Trials: Protocol for a Systematic Review. BioMed Central, 2014.

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