Gulliksen, S., Jor, E., Lie, K., Løken, T., Åkerstedt, J., & Østerås, O. (2009). Respiratory infections in Norwegian dairy calves. J Dairy Sci.
Chicago Style aipamenaGulliksen, S.M., E. Jor, K.I Lie, T. Løken, J. Åkerstedt, and O. Østerås. "Respiratory Infections in Norwegian Dairy Calves." J Dairy Sci 2009.
MLA aipamenaGulliksen, S.M., et al. "Respiratory Infections in Norwegian Dairy Calves." J Dairy Sci 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.