Lovecraft, H. P., & Derleth, A. W. (1968). The lurker at the threshold. Gollancz.
芝加哥风格引文Lovecraft, H. P., 与 August William Derleth. The Lurker at the Threshold. London: Gollancz, 1968.
MLA引文Lovecraft, H. P., 与 August William Derleth. The Lurker at the Threshold. Gollancz, 1968.
警告：这些引文格式不一定是100％准确.