Knight, D. (1975). Science fiction of the thirties. Bobbs-Merrill.
芝加哥风格引文Knight, Damon. Science Fiction of the Thirties. Indianapolis: Bobbs-Merrill, 1975.
MLA引文Knight, Damon. Science Fiction of the Thirties. Bobbs-Merrill, 1975.
警告：这些引文格式不一定是100％准确.