SpringerLink (Online service), Roller-Wirnsberger, R., Singler, K., & Polidori, M. C. (2018). Learning Geriatric Medicine: A Study Guide for Medical Students (1st ed. 2018.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-61997-2
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Regina Roller-Wirnsberger, Katrin Singler, και Maria Cristina Polidori. Learning Geriatric Medicine: A Study Guide for Medical Students. 1st ed. 2018. Cham: Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-61997-2.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Learning Geriatric Medicine: A Study Guide for Medical Students. 1st ed. 2018. Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-61997-2.
