APA (7th ed.) Citation

Waugh, R. H. (2019). The tragic thread in science fiction. Hippocampus Press.

Chicago Style (17th ed.) Citation

Waugh, Robert H. The Tragic Thread in Science Fiction. [New York]: Hippocampus Press, 2019.

MLA (9th ed.) Citation

Waugh, Robert H. The Tragic Thread in Science Fiction. Hippocampus Press, 2019.