Citação norma APA

Amstutz, H. C., & Le Duff, M. J. (2009). Hip Resurfacing Results for Osteonecrosis Are as Good as for Other Etiologies at 2 to 12 Years. Springer-Verlag.

Citação norma Chicago

Amstutz, Harlan C., and Michel J. Le Duff. Hip Resurfacing Results for Osteonecrosis Are As Good As for Other Etiologies At 2 to 12 Years. Springer-Verlag, 2009.

Citação norma MLA

Amstutz, Harlan C., and Michel J. Le Duff. Hip Resurfacing Results for Osteonecrosis Are As Good As for Other Etiologies At 2 to 12 Years. Springer-Verlag, 2009.

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