APA aipamena

van Engers, C., & Perkin, S. (2018). The graphene surface force balance.

Chicago Style aipamena

van Engers, C., and S. Perkin. The Graphene Surface Force Balance. 2018.

MLA aipamena

van Engers, C., and S. Perkin. The Graphene Surface Force Balance. 2018.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.