Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Saba, N. F., & El-Rayes, B. F. (2015). Esophageal Cancer: Prevention, Diagnosis and Therapy. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Nabil F. Saba, και Bassel F. El-Rayes. Esophageal Cancer: Prevention, Diagnosis and Therapy. Cham: Springer International Publishing : Imprint: Springer, 2015.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Esophageal Cancer: Prevention, Diagnosis and Therapy. Springer International Publishing : Imprint: Springer, 2015.