Cita APA (7th ed.)

Crockard, A. (1985). Neurosurgery the scientific basis of clinical practice. scientific publicatins.

Cita Chicago (17th ed.)

Crockard, Alan. Neurosurgery the Scientific Basis of Clinical Practice. Oxford: scientific publicatins, 1985.

Cita MLA (9th ed.)

Crockard, Alan. Neurosurgery the Scientific Basis of Clinical Practice. scientific publicatins, 1985.