Parkin, D. T., & Knox, A. G. (2010). The status of birds in Britain and Ireland. Christopher Helm.
芝加哥风格引文Parkin, David T., 与 A. G. Knox. The Status of Birds in Britain and Ireland. London: Christopher Helm, 2010.
MLA引文Parkin, David T., 与 A. G. Knox. The Status of Birds in Britain and Ireland. Christopher Helm, 2010.
警告：这些引文格式不一定是100％准确.