APA (7th ed.) Citation

Gifford, R., Katzourakis, A., Belshaw, R., & Nixon, D. (2009). Paleovirology of human endogenous retroviruses.

Chicago Style (17th ed.) Citation

Gifford, R., A. Katzourakis, R. Belshaw, and D. Nixon. Paleovirology of Human Endogenous Retroviruses. 2009.

MLA (9th ed.) Citation

Gifford, R., et al. Paleovirology of Human Endogenous Retroviruses. 2009.