Henderson, J., North, K., Griffiths, M., Harvey, I., & Golding, J. (1999). Pertussis vaccination and wheezing illnesses in young children: Prospective cohort study. BMJ.
Chicago Style aipamenaHenderson, John, Kate North, Mancell Griffiths, Ian Harvey, and Jean Golding. "Pertussis Vaccination and Wheezing Illnesses in Young Children: Prospective Cohort Study." BMJ 1999.
MLA aipamenaHenderson, John, et al. "Pertussis Vaccination and Wheezing Illnesses in Young Children: Prospective Cohort Study." BMJ 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.