Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service) & van de Kelft, E. (2016). Surgery of the Spine and Spinal Cord: A Neurosurgical Approach. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service) και Erik van de Kelft. Surgery of the Spine and Spinal Cord: A Neurosurgical Approach. Cham: Springer International Publishing : Imprint: Springer, 2016.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service) και Erik van de Kelft. Surgery of the Spine and Spinal Cord: A Neurosurgical Approach. Springer International Publishing : Imprint: Springer, 2016.