Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Werner, D., & Newton, W. E. (2005). Nitrogen Fixation in Agriculture, Forestry, Ecology, and the Environment. Springer Netherlands.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Dietrich Werner, και William E. Newton. Nitrogen Fixation in Agriculture, Forestry, Ecology, and the Environment. Dordrecht: Springer Netherlands, 2005.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Nitrogen Fixation in Agriculture, Forestry, Ecology, and the Environment. Springer Netherlands, 2005.