Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Fisichella, P. M., Herbella, F. A. M., & Patti, M. G. (2016). Achalasia: Diagnosis and Treatment (1st ed. 2016.). Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), P. Marco Fisichella, Fernando A. M. Herbella, και Marco G. Patti. Achalasia: Diagnosis and Treatment. 1st ed. 2016. Cham: Springer International Publishing : Imprint: Springer, 2016.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Achalasia: Diagnosis and Treatment. 1st ed. 2016. Springer International Publishing : Imprint: Springer, 2016.