Crockard, A. (1985). Neurosurgery the scientific basis of clinical practice.
Chicago Style (17. basım) AtıfCrockard, Alan. Neurosurgery the Scientific Basis of Clinical Practice. 1985.
MLA (9th ed.) AtıfCrockard, Alan. Neurosurgery the Scientific Basis of Clinical Practice. 1985.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..