Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Videnovic, A., & Högl, B. (2015). Disorders of Sleep and Circadian Rhythms in Parkinson's Disease. Springer Vienna : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Aleksandar Videnovic, και Birgit Högl. Disorders of Sleep and Circadian Rhythms in Parkinson's Disease. Vienna: Springer Vienna : Imprint: Springer, 2015.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Disorders of Sleep and Circadian Rhythms in Parkinson's Disease. Springer Vienna : Imprint: Springer, 2015.