Bagwell, P. S. (1968). The Railway Clearing House in the British economy, 1842-1922. Allen & Unwin.
芝加哥风格引文Bagwell, Philip Sidney. The Railway Clearing House in the British Economy, 1842-1922. London: Allen & Unwin, 1968.
MLA引文Bagwell, Philip Sidney. The Railway Clearing House in the British Economy, 1842-1922. Allen & Unwin, 1968.
警告：这些引文格式不一定是100％准确.