Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Berhouma, M., & Krolak-Salmon, P. (2017). Brain and Spine Surgery in the Elderly. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Moncef Berhouma, και Pierre Krolak-Salmon. Brain and Spine Surgery in the Elderly. Cham: Springer International Publishing : Imprint: Springer, 2017.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Brain and Spine Surgery in the Elderly. Springer International Publishing : Imprint: Springer, 2017.