Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Fonseca, M., & Fratesi, U. (2017). Regional Upgrading in Southern Europe: Spatial Disparities and Human Capital. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Madalena Fonseca, και Ugo Fratesi. Regional Upgrading in Southern Europe: Spatial Disparities and Human Capital. Cham: Springer International Publishing : Imprint: Springer, 2017.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Regional Upgrading in Southern Europe: Spatial Disparities and Human Capital. Springer International Publishing : Imprint: Springer, 2017.