APA citiranje

Okafor, B. E., & Sullivan, M. F. (1997). Survey of spinal therapeutic procedures in the United Kingdom. Springer-Verlag.

Citação norma Chicago

Okafor, B. E., and M. F. Sullivan. Survey of Spinal Therapeutic Procedures in the United Kingdom. Springer-Verlag, 1997.

MLA citiranje

Okafor, B. E., and M. F. Sullivan. Survey of Spinal Therapeutic Procedures in the United Kingdom. Springer-Verlag, 1997.

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