APA (7th ed.) Citation

Gaiman, T. P. a. N. (1996). Good omens. Corgi Books.

Chicago Style (17th ed.) Citation

Gaiman, Terry Pratchett and Neil. Good Omens. Corgi Books, 1996.

MLA (8th ed.) Citation

Gaiman, Terry Pratchett and Neil. Good Omens. Corgi Books, 1996.

Warning: These citations may not always be 100% accurate.