Finger, C. J. (19). David Livingstone: Explorer and prophet. Allen & Unwin.
芝加哥风格引文Finger, Charles Joseph. David Livingstone: Explorer and Prophet. London: Allen & Unwin, 19.
MLA引文Finger, Charles Joseph. David Livingstone: Explorer and Prophet. Allen & Unwin, 19.
警告：这些引文格式不一定是100％准确.