Cita APA

Li, D., Guo, W., Tang, X., Ji, T., & Zhang, Y. (2011). Surgical classification of different types of en bloc resection for primary malignant sacral tumors. Springer-Verlag.

Citación estilo Chicago

Li, Dasen, Wei Guo, Xiaodong Tang, Tao Ji, and Yidan Zhang. Surgical Classification of Different Types of En Bloc Resection for Primary Malignant Sacral Tumors. Springer-Verlag, 2011.

Cita MLA

Li, Dasen, et al. Surgical Classification of Different Types of En Bloc Resection for Primary Malignant Sacral Tumors. Springer-Verlag, 2011.

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