Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Langor, D. W., & Sweeney, J. (2009). Ecological Impacts of Non-Native Invertebrates and Fungi on Terrestrial Ecosystems. Springer Netherlands.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), David W. Langor, και Jon Sweeney. Ecological Impacts of Non-Native Invertebrates and Fungi on Terrestrial Ecosystems. Dordrecht: Springer Netherlands, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Ecological Impacts of Non-Native Invertebrates and Fungi on Terrestrial Ecosystems. Springer Netherlands, 2009.