Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Sigel, H., Sigel, R. K. O., & Sigel, A. (2012). Interplay between metal ions and nucleic acids. Springer Netherlands.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Helmut Sigel, Roland K. O. Sigel, και Astrid Sigel. Interplay Between Metal Ions and Nucleic Acids. Dordrecht: Springer Netherlands, 2012.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Interplay Between Metal Ions and Nucleic Acids. Springer Netherlands, 2012.