APA način citiranja

O'Callaghan, C., Milner, A. D., & Swarbrick, A. (1989). Paradoxical bronchoconstriction in wheezing infants after nebulised preservative free iso-osmolar ipratropium bromide.

Čikaški stil citiranja

O'Callaghan, C., A. D. Milner, i A. Swarbrick. Paradoxical Bronchoconstriction in Wheezing Infants After Nebulised Preservative Free Iso-osmolar Ipratropium Bromide. 1989.

MLA način citiranja

O'Callaghan, C., A. D. Milner, i A. Swarbrick. Paradoxical Bronchoconstriction in Wheezing Infants After Nebulised Preservative Free Iso-osmolar Ipratropium Bromide. 1989.