Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Piorr, A., & Müller, K. (2009). Rural Landscapes and Agricultural Policies in Europe. Springer Berlin Heidelberg : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Annette Piorr, και Klaus Müller. Rural Landscapes and Agricultural Policies in Europe. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Rural Landscapes and Agricultural Policies in Europe. Springer Berlin Heidelberg : Imprint: Springer, 2009.