Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Weber, B., Büdel, B., & Belnap, J. (2016). Biological Soil Crusts: An Organizing Principle in Drylands. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Bettina Weber, Burkhard Büdel, και Jayne Belnap. Biological Soil Crusts: An Organizing Principle in Drylands. Cham: Springer International Publishing : Imprint: Springer, 2016.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Biological Soil Crusts: An Organizing Principle in Drylands. Springer International Publishing : Imprint: Springer, 2016.