APA način citiranja

Gross, P. A., Weksler, M. E., Quinnan, G. V., Douglas, R. G., Gaerlan, P. F., & Denning, C. R. (1987). Immunization of elderly people with two doses of influenza vaccine.

Čikaški stil citiranja

Gross, P A., M E. Weksler, G V. Quinnan, R G. Douglas, P F. Gaerlan, i C R. Denning. Immunization of Elderly People With Two Doses of Influenza Vaccine. 1987.

MLA način citiranja

Gross, P A., et al. Immunization of Elderly People With Two Doses of Influenza Vaccine. 1987.