Citação norma APA

Brekke, K. R., Holmås, T. H., & Straume, O. R. (2011). Reference pricing, competition, and pharmaceutical expenditures: Theory and evidence from a natural experiment.

Citação norma Chicago

Brekke, Kurt R., Tor Helge Holmås, and Odd Rune Straume. Reference Pricing, Competition, and Pharmaceutical Expenditures: Theory and Evidence from a Natural Experiment. 2011.

Citação norma MLA

Brekke, Kurt R., et al. Reference Pricing, Competition, and Pharmaceutical Expenditures: Theory and Evidence from a Natural Experiment. 2011.

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