APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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