APA-viite (7. p.)

Parker, J., Parker, J. D., & Pybus, O. (2008). The within- and among-host evolution of chronically-infecting human RNA viruses.

Chicago-viite (17. p.)

Parker, J., Joseph David Parker, ja O. Pybus. The Within- and Among-host Evolution of Chronically-infecting Human RNA Viruses. 2008.

MLA-viite (9. p.)

Parker, J., et al. The Within- and Among-host Evolution of Chronically-infecting Human RNA Viruses. 2008.