Citação norma APA

Hoffman, R. M., & Smith, A. Y. (2011). What we have learned from randomized trials of prostate cancer screening. Nature Publishing Group.

Citação norma Chicago

Hoffman, Richard M., and Anthony Y. Smith. What We Have Learned From Randomized Trials of Prostate Cancer Screening. Nature Publishing Group, 2011.

Citação norma MLA

Hoffman, Richard M., and Anthony Y. Smith. What We Have Learned From Randomized Trials of Prostate Cancer Screening. Nature Publishing Group, 2011.

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