Cita APA (7a ed.)

Beard, D., Campbell, M., Blazeby, J., Carr, A., Weijer, C., Cuthbertson, B., . . . Cook, J. (2020). Considerations and methods for placebo controls in surgical trials (ASPIRE guidelines). Elsevier.

Cita Chicago Style (17a ed.)

Beard, DJ, et al. Considerations and Methods for Placebo Controls in Surgical Trials (ASPIRE Guidelines). Elsevier, 2020.

Cita MLA (9a ed.)

Beard, DJ, et al. Considerations and Methods for Placebo Controls in Surgical Trials (ASPIRE Guidelines). Elsevier, 2020.