Antti, T., Ritva, S., Fabian, H., Tuija, L., & Kari, A. (2008). Clustering of serotypes in a longitudinal study of <it>Streptococcus pneumoniae </it>carriage in three day care centres. BMC.
芝加哥风格引文Antti, Tanskanen, Syrjänen Ritva, Hoti Fabian, Leino Tuija, 与 Auranen Kari. Clustering of Serotypes in a Longitudinal Study of <it>Streptococcus Pneumoniae </it>carriage in Three Day Care Centres. BMC, 2008.
MLA引文Antti, Tanskanen, et al. Clustering of Serotypes in a Longitudinal Study of <it>Streptococcus Pneumoniae </it>carriage in Three Day Care Centres. BMC, 2008.
警告：这些引文格式不一定是100％准确.