Citação norma APA

Steffen, R., Athanasou, N., Gill, H., & Murray, D. (2010). Avascular necrosis associated with fracture of the femoral neck after hip resurfacing: Histological assessment of femoral bone from retrieval specimens.

Citação norma Chicago

Steffen, RT, N. Athanasou, H. Gill, and D. Murray. Avascular Necrosis Associated with Fracture of the Femoral Neck After Hip Resurfacing: Histological Assessment of Femoral Bone from Retrieval Specimens. 2010.

Citação norma MLA

Steffen, RT, et al. Avascular Necrosis Associated with Fracture of the Femoral Neck After Hip Resurfacing: Histological Assessment of Femoral Bone from Retrieval Specimens. 2010.

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