APA (7th ed.) Citation

Dozois, G. R., & Effinger, G. A. (1977). Nightmare blue. Fontana Books.

Chicago Style (17th ed.) Citation

Dozois, Gardner R., and George Alec Effinger. Nightmare Blue. [London]: Fontana Books, 1977.

MLA (9th ed.) Citation

Dozois, Gardner R., and George Alec Effinger. Nightmare Blue. Fontana Books, 1977.