Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Crescenzi, R., & Percoco, M. (2013). Geography, Institutions and Regional Economic Performance. Springer Berlin Heidelberg : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Riccardo Crescenzi, και Marco Percoco. Geography, Institutions and Regional Economic Performance. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2013.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Geography, Institutions and Regional Economic Performance. Springer Berlin Heidelberg : Imprint: Springer, 2013.