Citazione Stile APA (7a Edizione)

Darby, S., Ewart, D., Giangrande, P., Spooner, R., & Rizza, C. (1996). Importance of age at infection with HIV-1 for survival and development of AIDS in UK haemophilia population.

Citazione stile Chigago Style (17a edizione)

Darby, S., D. Ewart, P. Giangrande, R. Spooner, e C. Rizza. Importance of Age at Infection with HIV-1 for Survival and Development of AIDS in UK Haemophilia Population. 1996.

Citatione MLA (9a ed.)

Darby, S., et al. Importance of Age at Infection with HIV-1 for Survival and Development of AIDS in UK Haemophilia Population. 1996.