Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Boppel, M., Boehm, S., & Kunisch, S. (2011). From Grey to Silver: Managing the Demographic Change Successfully. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Michael Boppel, Stephan Boehm, και Sven Kunisch. From Grey to Silver: Managing the Demographic Change Successfully. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. From Grey to Silver: Managing the Demographic Change Successfully. Springer Berlin Heidelberg, 2011.