APA引文

Williams, G. R. (1972). The hidden world of Scotland Yard. Hutchinson & Co.

Chicago Edition Citation

Williams, Guy R. The Hidden World of Scotland Yard. London: Hutchinson & Co, 1972.

MLA引文

Williams, Guy R. The Hidden World of Scotland Yard. Hutchinson & Co, 1972.

警告：這些引文格式不一定是100％准確.